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73-32-5

Basic Information
CAS No.: 73-32-5
Name: L-Isoleucine
Molecular Structure:
Molecular Structure of 73-32-5 (L-Isoleucine)
Formula: C6H13NO2
Molecular Weight: 131.17
Synonyms: 查看更多英文别名"> (2S,3S)-Ile;L-Isoieucine;L-Isoleucine;Z-(s,S)-isoleucine;H-L-ILE-OH;H-lle-OH;L-Ile (2S,3S);N-methyl Ile;H-ILE-OH;L-Isoleusine;L(+)-Isoleucin;(2S,3S)-2-Amino-3-methylpentanoicacid;ILE;(S)-isoleucin;Isoleucin;查看更多英文别名
EINECS: 200-798-2
Density: 1.036 g/cm3
Melting Point: 288 °C (dec.)(lit.)
Boiling Point: 225.772 °C at 760 mmHg
Flash Point: 90.344 °C
Solubility: 41.2 g/L (50 °C) in water
Appearance: White crystalline powder
Hazard Symbols: HarmfulXn
Risk Codes: 40
Safety: 24/25-36-22
Transport Information:
PSA: 63.32000
LogP: 1.14470
Synthetic route

Poc-Ile-OH

73-32-5

L-isoleucine

Conditions
ConditionsYield
With resin bound tetrathiomolybdate In methanol at 28℃; for 1.5h; ultrasonic bath;100%
71989-23-6

Fmoc-Ile-OH

73-32-5

L-isoleucine

Conditions
ConditionsYield
With potassium fluoride; 18-crown-6 ether In N,N-dimethyl-formamide for 9h; Ambient temperature;98%
13139-16-7

N-(tert-butyloxycarbonyl)-L-isoleucine

73-32-5

L-isoleucine

Conditions
ConditionsYield
With tetradecyl(trihexyl)phosphonium bistriflamide; trifluoroacetic acid at 130℃; for 0.166667h; Ionic liquid;98%
With trifluoroacetic acid at 20℃; for 0.25h;
Boc-Ile-Merrifield resin

Boc-Ile-Merrifield resin

73-32-5

L-isoleucine

Conditions
ConditionsYield
With dimethyl ether-poly(hydrogen fluoride) at 0℃; for 1h;93%

(2S,3S)-3-Methyl-2-[2-methyl-2-(2-nitro-phenyl)-propionylamino]-pentanoic acid benzyl ester

A

19155-24-9

3,3-dimethyloxindole

B

32353-29-0

1,3-dihydro-3,3-dimethyl-1-hydroxy-H-indol-2-one

C

73-32-5

L-isoleucine

Conditions
ConditionsYield
With hydrogen; acetic acid; palladium on activated charcoal In methanol for 0.5h;A n/a
B n/a
C 85%
5860-63-9, 45895-88-3, 45895-89-4, 45895-90-7, 51829-75-5

(S)-4-((S)-sec-butyl)oxazolidine-2,5-dione

56-40-6

L-Glycin

A

73-32-5

L-isoleucine

B

868-28-0

isoleucyl‐glycine

C

462-60-2

N-carbamoylglycine

D

oligomers of ile

oligomers of ile

Conditions
ConditionsYield
With water; potassium hydroxide; potassium borate buffer at 3℃; Product distribution; effect of use of various amino acid and NCA with various concentrations; effect of use various temp.; extent of hydrolysis;A n/a
B 83.9%
C n/a
D n/a

C6H13NO2*H3N*ClH

73-32-5

L-isoleucine

Conditions
ConditionsYield
With ruthenium nanoparticles dispersed in a polyvinylpyrrolidone matrix; amberlyst A-21 In methanol; dichloromethane75%
26117-19-1

(2S,3S)-3-methyl-2-ureidopentanoic acid

73-32-5

L-isoleucine

Conditions
ConditionsYield
With NH4Cl-NH4OH buffer pH 8.5; nickel dichloride at 60℃; for 24h; N-carbamyl-L-amino acid aminohydrolase;55%
With sodium phosphate buffer; N-carmamyl-L-amino acid aminohydrolase of Pseudomonas sp. strain NS671; water; manganese(II) at 30℃; for 0.5h; Product distribution;17.1 mmol
With Tris-HCl buffer; N-carbamoyl-L-amino acid hydrolase; iron(II) sulfate at 30℃; for 2h;

DL-α-keto-β-methyl-n-valerate

B

73-32-5

L-isoleucine

Conditions
ConditionsYield
With ammonium formate; tris hydrochloride; nicotinamide adenine dinucleotide; formate dehydrogenase; phenylalanine dehydrogenase In water at 30℃; for 24h;A 50%
B 48%

(2RS,3S)-2-amino-3-methylpentanoic acid

A

73-32-5

L-isoleucine

B

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With C13H15NO5V(1-)*C16H36N(1+) In ethanol; waterA n/a
B 50%
With C13H15NO5V(1-)*C16H36N(1+) In ethanol; waterA 24%
B n/a

C7H16N2O*H(1+)

73-32-5

L-isoleucine

Conditions
ConditionsYield
With hydrogenchloride; Dowex 50W In toluene at 110℃;34%
50-99-7

D-glucose

73-32-5

L-isoleucine

Conditions
ConditionsYield
With Escherichia coli TVD5 at 37℃; for 24h; biotransformation; Microbiological reaction;25.5%
24424-99-5

di-tert-butyl dicarbonate

77120-55-9

N-chloro-(2S,3S)-amino-3-methyl-pentanoic acid ethyl ester

A

73-32-5

L-isoleucine

B

411225-57-5

(2S,3S)-1-tert-butyl 2-ethyl 3-methyl-pyrrolidine-1,2-dicarboxylate

Conditions
ConditionsYield
Stage #1: N-chloro-(2S,3S)-amino-3-methyl-pentanoic acid ethyl ester With sulfuric acid at 3 - 9℃; for 3h; UV-irradiation;
Stage #2: di-tert-butyl dicarbonate With potassium carbonate In 1,4-dioxane; water at 0 - 20℃; Further stages.;
A n/a
B 25%
74-90-8

hydrogen cyanide

1730-97-8

(S)-2-methylbutyraldehyde

A

73-32-5

L-isoleucine

B

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With ammonia durch Verseifung des entstandenen Aminonitrils mit Salzsaeure;
Conditions
ConditionsYield
durch gaerende Hefe;
With D-amino acid oxide ase-substances Durch selektiven Abbau;
Conditions
ConditionsYield
fuehrt man dieses in Formyl-dl-isoleucin ueber und zerlegt letzteres in konz. alkoh. Loesung durch Brucin in die aktiven Komponenten;
4101-35-3, 89810-44-6

N-formyl-L-isoleucine

73-32-5

L-isoleucine

Conditions
ConditionsYield
With hydrogen bromide
1115-24-8, 67253-30-9

N-chloroacetyl-isoleucine

73-32-5

L-isoleucine

Conditions
ConditionsYield
With acylase-I-substances Hydrolysis;
1115-24-8, 67253-30-9

N-chloroacetyl-DL-isoleucine

A

73-32-5

L-isoleucine

B

907582-60-9

N-chloroacetyl-D-isoleucine

Conditions
ConditionsYield
bei der Einwirkung von Acylase-I-Praeparaten aus Schweinenieren;

N-isobutyryl-L-isoleucine anilide

73-32-5

L-isoleucine

Conditions
ConditionsYield
With hydrogenchloride
2280-44-6

D-Glucose

A

73-32-5

L-isoleucine

B

56-86-0

L-glutamic acid

C

657-27-2, 10098-89-2

L-Lysine hydrochloride

D

60-18-4

L-tyrosine

Conditions
ConditionsYield
at 30℃; for 72h; Brevibacterium flavum, mutant strain AH-198, soybean-meal hydrolysate, (NH4)2SO4; Yield given. Further byproducts given. Yields of byproduct given;
2627-86-3

(S)-1-phenyl-ethylamine

2-methyl-4-sec-butylidene-5-oxazolone

A

1509-34-8

D-allo-isoleucine

B

73-32-5

L-isoleucine

C

319-78-8

D-Isoleucine

D

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
Product distribution; Rate constant; multistep reaction;
129505-17-5

(2S,3S)-2-Amino-1-((1R,5S,7S)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-aza-tricyclo[5.2.1.01,5]dec-4-yl)-3-methyl-pentan-1-one

73-32-5

L-isoleucine

Conditions
ConditionsYield
With lithium hydroxide; ion exchange 1.) THF; Yield given. Multistep reaction;
201230-82-2

carbon monoxide

A

56-45-1

L-serin

B

72-19-5

L-threonine

C

73-32-5

L-isoleucine

D

56-84-8

L-Aspartic acid

Conditions
ConditionsYield
With sodium molybdate; ammonium iron (II) sulfate; water; sodium carbonate; ammonium chloride; calcium chloride; magnesium chloride; zinc(II) chloride for 5h; Ambient temperature; Irradiation; pH=7.0; Further byproducts given;
80995-96-6

(2S,3S)-2-{[1-(3-Hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-yl)-meth-(Z)-ylidene]-amino}-3-methyl-pentanoic acid

A

73-32-5

L-isoleucine

B

54-47-7

pyridoxal 5'-phosphate

Conditions
ConditionsYield
In water at 25℃; Equilibrium constant; Mechanism; over a wide pH range;
With phosphate buffer; Carbonate buffer at 25℃; Equilibrium constant; var. pH;
106749-12-6

(2S,3R)-2-Azido-3-methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester

A

1509-34-8

D-allo-isoleucine

B

73-32-5

L-isoleucine

C

319-78-8

D-Isoleucine

D

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With titanium tetrakis(benzyl alkoxide); hydrogen; Pd-BaSO4 1.) benzyl alcohol, 130 gradC 2.) EtOH, EtOAc, 1 atm, r.t.; Yield given. Multistep reaction. Title compound not separated from byproducts;
27395-04-6, 114284-90-1, 114284-91-2

N-(S)-2-methylbutylformamide

A

73-32-5

L-isoleucine

B

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With hydrogenchloride; Dowex 50(H+) at 100 - 110℃; for 24h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
114284-92-3, 114284-93-4

N-((S)-1-Cyano-2-methyl-butyl)-acetamide

A

73-32-5

L-isoleucine

B

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With hydrogenchloride; Dowex 50(H+) at 100 - 110℃; for 24h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

((S)-1-Cyano-2-methyl-butyl)-carbamic acid methyl ester

A

73-32-5

L-isoleucine

B

1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With hydrogenchloride; Dowex 50(H+) at 100 - 110℃; for 24h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
67-56-1

methanol

73-32-5

L-isoleucine

2577-46-0

L-isoleucine methyl ester

Conditions
ConditionsYield
Stage #1: methanol With thionyl chloride at -15 - 0℃; for 1h;
Stage #2: L-isoleucine for 3h; Reflux;
100%
With hydrogenchloride96%
With thionyl chloride at 0℃; for 12h; Reflux;95%
64-17-5

ethanol

73-32-5

L-isoleucine

921-74-4

L-isoleucine ethyl ester

Conditions
ConditionsYield
With thionyl chloride for 38h; Heating;100%
With thionyl chloride100%
With thionyl chloride for 10h; Heating;65%
73-32-5

L-isoleucine

24424-99-5

di-tert-butyl dicarbonate

13139-16-7

N-(tert-butyloxycarbonyl)-L-isoleucine

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane; water at 20℃; for 24h;100%
Stage #1: L-isoleucine With sodium hydroxide In 1,4-dioxane; water at 0℃;
Stage #2: di-tert-butyl dicarbonate In 1,4-dioxane; water at 0 - 20℃;
100%
With sodium hydroxide In 1,4-dioxane; water at 0℃;100%
85-44-9

phthalic anhydride

73-32-5

L-isoleucine

29588-88-3

N-phthaloyl-L-isoleucine

Conditions
ConditionsYield
at 135℃;100%
at 140℃; for 0.166667h;99%
With triethylamine Inert atmosphere;98%
73-32-5

L-isoleucine

501-53-1

benzyl chloroformate

3160-59-6

N-Cbz-L-Isoleucine

Conditions
ConditionsYield
With sodium hydroxide In water at 0 - 20℃;100%
With sodium hydroxide In 1,4-dioxane; toluene at 0℃;97%
With water; sodium hydrogencarbonate; sodium carbonate In acetone at 15 - 20℃; pH=8 - 10;95%
73-32-5

L-isoleucine

81-30-1

1,4,5,8-naphthalenetetracarboxylic dianhydride

1313710-81-4

2,2'-(1,3,6,8-tetraoxo-1,3,6,8-tetrahydrobenzo[lmn][3,8]phenanthroline-2,7-diyl)bis(3-methylpentanoic acid)

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 110℃; for 24h;100%
With acetic acid for 36h; Reflux;89%
59985-82-9

5-phenylisoxazole-3-carbaldehyde

73-32-5

L-isoleucine

C16H17N2O3(1-)*Li(1+)

Conditions
ConditionsYield
With lithium hydride In methanol Reflux;100%
59985-82-9

5-phenylisoxazole-3-carbaldehyde

73-32-5

L-isoleucine

Na(1+)*C16H17N2O3(1-)

Conditions
ConditionsYield
With sodium methylate In methanol Reflux;100%
59985-82-9

5-phenylisoxazole-3-carbaldehyde

73-32-5

L-isoleucine

Cs(1+)*C16H17N2O3(1-)

Conditions
ConditionsYield
With caesium carbonate In methanol Reflux;100%
59985-82-9

5-phenylisoxazole-3-carbaldehyde

73-32-5

L-isoleucine

Ca(2+)*2C16H17N2O3(1-)

Conditions
ConditionsYield
With calcium hydride In methanol Reflux;100%
73-32-5

L-isoleucine

640292-02-0

5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde

C17H19N2O3(1-)*Li(1+)

Conditions
ConditionsYield
With lithium hydride In methanol Reflux;100%
73-32-5

L-isoleucine

640292-02-0

5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde

C17H19N2O3(1-)*Na(1+)

Conditions
ConditionsYield
With sodium methylate In methanol Reflux;100%
73-32-5

L-isoleucine

640292-02-0

5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde

C17H19N2O3(1-)*Cs(1+)

Conditions
ConditionsYield
With caesium carbonate In methanol Reflux;100%
73-32-5

L-isoleucine

640292-02-0

5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde

2C17H19N2O3(1-)*Ca(2+)

Conditions
ConditionsYield
With calcium hydride In methanol Reflux;100%
73-32-5

L-isoleucine

32315-10-9

bis(trichloromethyl) carbonate

5860-63-9, 45895-88-3, 45895-89-4, 45895-90-7, 51829-75-5

(S)-4-((S)-sec-butyl)oxazolidine-2,5-dione

Conditions
ConditionsYield
In tetrahydrofuran at 50℃; for 4.5h; Inert atmosphere;100%
59-67-6

nicotinic acid

73-32-5

L-isoleucine

(1S,2S)-1-carboxy-2-methylbutan-1-aminium nicotinate

Conditions
ConditionsYield
In water for 0.166667h; pH=Ca. 2.3 - 3.3; Cooling with ice;100%
67-56-1

methanol

73-32-5

L-isoleucine

18598-74-8

methyl L-isoleucinate hydrochloride

Conditions
ConditionsYield
With acetyl chloride for 18h; Reflux;99%
With hydrogenchloride Ambient temperature;98%
Stage #1: methanol With thionyl chloride at 0℃; for 0.5h;
Stage #2: L-isoleucine In methanol at 0℃;
97.5%
73-32-5

L-isoleucine

Conditions
ConditionsYield
With sulfuric acid; sodium nitrite In water at 0 - 20℃;99%
With sulfuric acid; sodium nitrite at 0 - 20℃; for 18h;92%
With sulfuric acid; water; sodium nitrite at 60℃; Flow reactor;92%
73-32-5

L-isoleucine

159407-40-6

(2S,3S)-2-azido-3-methylpentanoic acid

Conditions
ConditionsYield
With sodium azide; copper(ll) sulfate pentahydrate; trifluoromethylsulfonic anhydride; potassium carbonate In methanol; dichloromethane; water at 0 - 20℃; for 16h;99%
With sodium azide; trifluoromethylsulfonic anhydride; copper sulfate pentahydrate; potassium carbonate In dichloromethane; water at 20℃; for 16h;99%
With sodium azide; copper(ll) sulfate pentahydrate; trifluoromethylsulfonic anhydride; potassium carbonate In dichloromethane; water at 0 - 20℃; for 16h;99%
73-32-5

L-isoleucine

192999-60-3

4-(phenylacetoxy)benzyl-L-phenylalanine

4-(phenylacetoxy)benzyl-Phe-Ile-OH

Conditions
ConditionsYield
With HEPES-buffer; calcium chloride; thermolysin In ethyl acetate at 40℃; for 48h; pH=6.5;99%
73-32-5

L-isoleucine

2483-49-0

tert-butyloxycarbonyl-L-alanine p-nitrophenyl ester

70396-21-3

Boc-Ala-Ile-OH

Conditions
ConditionsYield
Stage #1: L-isoleucine With calcium hydroxide In water at 20℃;
Stage #2: tert-butyloxycarbonyl-L-alanine p-nitrophenyl ester In N,N-dimethyl-formamide at 25℃; for 24h;
99%
61-90-5

L-leucine

73-32-5

L-isoleucine

141-82-2

malonic acid

98137-41-8

L-valinal

Fmoc-Asn(PG)-OH

Fmoc-Asn(PG)-OH

Fmoc-Ser(PG)-OH

Fmoc-Ser(PG)-OH

Fmoc-Lys(PG)-OH

Fmoc-Lys(PG)-OH

Fmoc-Asp(PG)-OH

Fmoc-Asp(PG)-OH

1571091-79-6

(Ac)-NSLKIDNLDV-CONH2

Conditions
ConditionsYield
Stage #1: L-valinal With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide
Stage #2: With piperidine for 0.333333h; Microwave irradiation;
Stage #3: L-leucine; L-isoleucine; malonic acid; Fmoc-Asn(PG)-OH; Fmoc-Ser(PG)-OH; Fmoc-Lys(PG)-OH; Fmoc-Asp(PG)-OH Further stages;
99%
73-32-5

L-isoleucine

3855-45-6

triflic azide

159407-40-6

(2S,3S)-2-azido-3-methylpentanoic acid

Conditions
ConditionsYield
With copper(ll) sulfate pentahydrate; potassium carbonate In methanol; water at 20℃; for 16h;99%
With copper(ll) sulfate pentahydrate; potassium carbonate In methanol; dichloromethane; water at 20℃;75%
872-85-5

pyridine-4-carbaldehyde

73-32-5

L-isoleucine

C12H18N2O2

Conditions
ConditionsYield
Stage #1: pyridine-4-carbaldehyde; L-isoleucine With sodium carbonate In water at 60℃; for 3h;
Stage #2: With sodium tetrahydroborate In water at 0℃;
98.15%
73-32-5

L-isoleucine

98-59-9

p-toluenesulfonyl chloride

34235-81-9

3-methyl-2-{[(4-methylphenyl)sulfonyl]amino}pentanoic acid

Conditions
ConditionsYield
In water at 110℃; for 0.0833333h; Microwave irradiation; Green chemistry; chemoselective reaction;98%
With sodium carbonate In water for 5h;95.74%
With sodium carbonate In water for 4h;95.74%
73-32-5

L-isoleucine

448211-74-3

4-(phenylacetoxy)benzyl-L-methionine

4-(phenylacetoxy)benzyl-Met-Ile-OH

Conditions
ConditionsYield
With HEPES-buffer; calcium chloride; thermolysin In ethyl acetate at 40℃; for 24h; pH=6.5;98%
73-32-5

L-isoleucine

25570-03-0

(+)-(S)-2-methylbutane nitrile

Conditions
ConditionsYield
With sodium hydroxide; trichloroisocyanuric acid at 25℃; for 0.5h;98%
With trichloroisocyanuric acid; sodium hydrogencarbonate In water at 5 - 15℃; for 3.25h;93.2%
With ammonium bromide In methanol; water Electrochemical reaction;86%

3,5-dioxopiperidine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester

73-32-5

L-isoleucine

811450-60-9

5-(1-carboxy-2-methyl-butylamino)-3-oxo-3,6-dihydro-2H-pyridine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester

Conditions
ConditionsYield
In methanol at 60℃;98%
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    L-Isoleucine

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    Product Name: (2S,3S)-2-Amino-3-methylpentanoic acid Synonyms: (2S,3S)-2-Amino-3-methylpentansαure;(2s,3s)-alpha-amino-beta-merthylvalericacid;(2s,3… Certification: ISO, BRC, KOSHER, HALAL Applic

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    73-32-5 L-Isoleucine

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    73-32-5

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    73-32-5

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    73-32-5

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    73-32-5

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    73-32-5

    L-Isoleucine

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    Business Type:Lab/Research institutions

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    Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

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    L-Isoleucine CAS: 73-32-5

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    Product Name L Isoleucine Other Name 2-Amino-3-methylvaleric acid Purity 99% Appearance White Crystalline Powder C

    Welcome to Henan Sinotech! Sinotech Corporation has exceptional sourcing ability for chemicals used in Organic Fine Chemicals and APIs; Inorganic chemicals; Flame Retardants;OLED

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    73-32-5

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    73-32-5

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    Business Type:Lab/Research institutions

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    73-32-5

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  • BLOOM TECH Advanced API/Technology support L-Isoleucine CAS 73-32-5

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    73-32-5

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    BLOOM TECH Advanced API/Technology support L-Isoleucine CAS 73-32-5

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    Business Type:Lab/Research institutions

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    73-32-5

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     China (Mainland)  |  Contact Details

    Business Type:Other

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    73-32-5

    MSDS/COA Download

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    HUBEI AOKS BIO-TECH CO.,LTD is located in Hubei province of China.We specialized in Active pharmaceutical ingredient,pharmaceutical intermediates,veterinary drug intermediates and

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     China (Mainland)  |  Contact Details

    Business Type:Trading Company

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    73-32-5

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    73-32-5

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    1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: L-Isoleucine Molecular Structure: Formula: C6H13NO2 Molecular Weight : 131.17 Synonyms: (2S,3S)-2-Amino-3-methylpentansαure;(2s,3s)-alpha-amino-beta-

    Hubei Hanways Pharmchem Co.,Limited is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. Now we

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    73-32-5

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    73-32-5

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    73-32-5

    MSDS/COA Download

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    Name: L-Isoleucine Molecular Formula: C6H13NO2 CAS Number: 73-32-5 Package: According to the customer's request Export Port: Wuhan, Shanghai, Shenzhen, Guangzhou, etc, Purity: 99% min Storage condition: Refrigerator store (within t

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    73-32-5

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    73-32-5

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    73-32-5

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    Its scientific name is “α - amino-β- methylvaleric acid”. It is a kind of human essential amino acid. Its chemical formula is: CH3CH2CH(CH3)CH(NH2)COOH with molecular weight 131.17. It appears rhombus foliated or tabular crys

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    73-32-5

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    73-32-5

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    L-Isoleucine Description: Product Name: L-Isoleucine Molecular Formula: C6H13NO2 Molecular Weight: 131.17 CAS No: 73-32-5 Isoleucine also called "different leucine," system named "alpha amino - beta - methyl pentanoic acid".

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    73-32-5

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  • Casno:

    73-32-5

    L-Isoleucine73-32-5

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    Product Name: L-Isoleucine Synonyms: Ethylisonicotinonitr?;L-isoleucine FCC4/USP24;L-ISOLEUCINE (USP/EP/JP);L-ISOLEUCINE, 99% (99% EE/GLC);L-Isoleucine USP;L-Isoleusine;L-IsoleucineForBiochemistry;L-IsoleucineForBiochemistry99+% CAS: 73-32-5

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    Business Type:Lab/Research institutions

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    73-32-5

    L-Isoleucine

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    Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

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  • food grade food additive pharmaceutica L-isoleucine Powder manufacturer supply

  • Casno:

    73-32-5

    food grade food additive pharmaceutica L-isoleucine Powder manufacturer supply

    Min.Order: 1000 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    L-Isoleucine is one of the essential amino acids, belong to a kind of aliphatic neutral amino acids. English name c6h13no2 Iloleucine - 256 this product is a 131.17 L amino - 3 - methyl - 2 - pentanoic acid. Calculated on dry goods, including C6H13

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Consensus Reports

Reported in EPA TSCA Inventory.

Specification

Isoleucine is an α-amino acid with the chemical formula HO2CCH(NH2)CH(CH3)CH2CH3. With the CAS NO.73-32-5, it also called (2S,3S)-2-Amino-3-methylpentansαure; (2s,3s)-alpha-amino-beta-merthylvalericacid; (2s,3s)-alpha-amino-beta-methyl-n-valericacid; (s-(r*,r*))-2-amino-3-methylpentanoicaci; (s-(r*,r*))-2-amino-3-methylpentanoicacid; (S,S)-2-amino-3-methyl-pentanoicacid; (s,s)-isoleucine; [S-(R*,R*)]-2-Amino-3-methylpentanoic acid. And it is a white crystals or crystalline solid.  Isoleucine can be used in biochemical research, and in medicine used for nutritional supplements.

Physical properties about Isoleucine are: (1)ACD/LogP: 0.799; (2)ACD/LogD (pH 5.5): -1.70; (3)ACD/LogD (pH 7.4): -1.70; (4)ACD/BCF (pH 5.5): 1.00; (5)ACD/BCF (pH 7.4): 1.00; (6)ACD/KOC (pH 5.5): 1.00; (7)ACD/KOC (pH 7.4): 1.00; (8)#H bond acceptors: 3; (9)#H bond donors: 3; (10)#Freely Rotating Bonds: 4; (11)Index of Refraction: 1.463; (12)Molar Refractivity: 34.863 cm3; (13)Molar Volume: 126.632 cm3; (14)Polarizability: 13.821 10-24cm3; (15)Surface Tension: 39.0019989013672 dyne/cm; (16)Density: 1.036 g/cm3; (17)Flash Point: 90.344 °C; (18)Enthalpy of Vaporization: 50.93 kJ/mol; (19)Boiling Point: 225.772 °C at 760 mmHg; (20)Vapour Pressure: 0.0309999994933605 mmHg at 25°C

Preparation of Isoleucine:  Isoleucine(CAS NO.73-32-5) can be produced with sugar, ammonia, D-threonine as raw material.Serratia spp race (Serratia marcescens) fermentation derived. Or with sugar, ammonia, α-amino butyric acid as raw material.And it derived from yellow cocci (Micrococcus flavum), or Bacillus subtilis (Bacillus subtilis; Aerobactor) fermentation.

When you are using this chemical, please be cautious about it as the following:
1. Avoid contact with skin and eyes
2. Wear suitable protective clothing
3. Do not breathe dust

You can still convert the following datas into molecular structure:
(1)InChI=1S/C6H13NO2/c1-3-4(2)5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t4-,5-/m0/s1;
(2)InChIKey=AGPKZVBTJJNPAG-WHFBIAKZSA-N;
(3)SmilesC([C@H]([C@H](CC)C)N)(O)=O;

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 intraperitoneal 6822mg/kg (6822mg/kg)   Archives of Biochemistry and Biophysics. Vol. 58, Pg. 253, 1955.
rat LD50 intraperitoneal 6822mg/kg (6822mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA Archives of Biochemistry and Biophysics. Vol. 58, Pg. 253, 1955.