CAS No.56-45-1,L-Serine Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	56-45-1
Name:	L-Serine
Article Data:	200
Cas Database

Formula:	C₃H₇NO₃
Molecular Weight:	105.093
Synonyms:	(S)-alpha-Amino-beta-hydroxypropionic acid;Propanoic acid, 2-amino-3-hydroxy-, (S)-;(2S)-2-amino-3-hydroxypropanoic acid;L-2-Amino-3-hydroxypropionic acid;L-(-)-serine;beta-Hydroxyalanine;2-Amino-3-hydroxypropanoic acid, (S)-;alpha-Amino-beta-hydroxypropionic acid;
EINECS:	200-274-3
Density:	1.416 g/cm³
Melting Point:	222ºC
Boiling Point:	394.822 °C at 760 mmHg
Flash Point:	192.582 °C
Solubility:	250 g/L (20 ºC)
Appearance:	White crystalline powder
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	24/25-36-26
PSA:	83.55000
LogP:	-0.90910

Synthetic route

: 4726-96-9
O-Benzyl-L-serine

: 56-45-1
L-serin

Conditions

Conditions	Yield
With Nafion H; trifluoroacetic acid for 3h;	100%
With Nafion H; dimethylsulfide; 3-methyl-phenol; trifluoroacetic acid for 3h; Product distribution; other deprotection agents;	100%
With dimethylsulfide; trifluorormethanesulfonic acid; 30 (v/v); trifluoroacetic acid at 0℃; for 4h; Yield given;

: 23680-31-1
BOC-O-benzyl-L-serine

: 56-45-1
L-serin

Conditions

Conditions	Yield
With dimethylsulfide; hydrogen fluoride at 0℃; for 2h; Product distribution; Var.: HF in anisole;	100%
With hydrogen; sodium dodecyl-sulfate; Lindlar's catalyst In methanol; water under 3.4 Torr; Yield given;

: 1145-80-8
N-(benzyloxycarbonyl)-L-serine

: 56-45-1
L-serin

Conditions

Conditions	Yield
With palladium/alumina; hydrogen at 70℃; neat (no solvent);	100%
With hydrogen; hydroxyapatite-bound Pd In methanol at 40℃; for 3h;	92%
With ethylenediaminetetraacetic acid; phenylmethylsulphonyl fluoride; water In aq. phosphate buffer at 30℃; Kinetics; Reagent/catalyst; Microbiological reaction; Enzymatic reaction;

: C3H7NO3*H3N*ClH

: 56-45-1
L-serin

Conditions

Conditions	Yield
With ruthenium nanoparticles dispersed in a polyvinylpyrrolidone matrix; amberlyst A-21 In methanol; dichloromethane	99%

: 4218-63-7
N-(4-Methoxybenzyloxycarbonyl)-O-benzyl-L-serine

: 56-45-1
L-serin

Conditions

Conditions	Yield
With trimethylsilyl trifluoromethanesulfonate; diphenyl sulfide In trifluoroacetic acid at 0℃; for 0.5h; Product distribution; New peptide deprotection procedure: hard-soft acid-base concept; the role of soft bases (thioanisole, dimethylsulfide, diphenylsulfide) employed; effect of var. hard bases; var. reaction cond.;	97.8%
With methyl-phenyl-thioether; trimethyl(2,4,6-trimethylphenoxy)silane In trifluoroacetic acid at 22℃; for 1h;	93.5%

: 111-26-2
hexan-1-amine

: 78641-68-6
(S)-2-(3,5-Dinitro-4-oxo-4H-pyridin-1-yl)-3-hydroxy-propionic acid

A: 56-45-1
L-serin

B: 74197-48-1
1-hexyl-3,5-dinitro-4-pyridone

Conditions

Conditions	Yield
In pyridine Product distribution;	A 90.9% B n/a

...Expand

: 30406-21-4
N-carbamyl-DL-serine

: 56-45-1
L-serin

Conditions

Conditions	Yield
With NH4Cl-NH4OH buffer pH 8.5; nickel dichloride at 60℃; for 24h; N-carbamyl-L-amino acid aminohydrolase;	86%

: C11H20BNO3

: 56-45-1
L-serin

Conditions

Conditions	Yield
With hydrogenchloride In methanol; water at 20℃; for 0.5h; Inert atmosphere;	85%

: methyl (-)-(2S,1'S)-1-(1-phenylethyl)aziridine-2-carboxylate

: 56-45-1
L-serin

Conditions

Conditions	Yield
With perchloric acid at 80℃; for 0.5h;	67%

: β-hydroxypyruvic acid, sodium salt

: 56-45-1
L-serin

Conditions

Conditions	Yield
With sodium formate; ammonium chloride; NADH In aq. phosphate buffer at 25℃; for 6h; pH=8.0; Kinetics; Reagent/catalyst; Green chemistry; Enzymatic reaction;	36.6%

Raw Materials

473-81-4

Downstream Products

823-82-5

64-19-7

500-44-7

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Chemistry

Molecular Structure:

Molecular Formula: C₃H₇NO₃
Molecular Weight: 105.0926
IUPAC Name: (2S)-2-Amino-3-hydroxypropanoic acid
Synonyms of L-serine (CAS NO.56-45-1): (S)-2-Amino-3-hydroxypropanoic acid ; (S)-Serine ; 2-Amino-3-hydroxypropanoic acid ; 2-Amino-3-hydroxypropanoic acid, (S)- ; 4-04-00-03118 (Beilstein Handbook Reference) ; BRN 1721404 ; EINECS 200-274-3 ; HSDB 680 ; NSC 118365 ; Propanoic acid, 2-amino-3-hydroxy-, (S)- ; SER (IUPAC abbrev) ; Serene ; Serina ; Serina [Spanish] ; Serine ; Serine (VAN) ; Serinum ; Serinum [Latin] ; UNII-452VLY9402 ; alpha-Amino-beta-hydroxypropionic acid ; beta-Hydroxyalanine
CAS NO: 56-45-1
Classification Code: Amino acid ; Mutation data
Melting point: 222 °C
Water Solubility: 250 g/L (20 °C)
Alpha: 15.2 o (c=10, 2N HCl)
Storage temp.: Store at 0-5
Solubility H₂O: 50 mg/mL
form: powder
Sublimation: 150 °C
Density: 1.415 g/cm³
Flash Point: 192.6 °C
Index of Refraction: 1.519
Surface Tension: 72.2 dyne/cm
Enthalpy of Vaporization: 74.56 kJ/mol
Boiling Point: 394.8 °C at 760 mmHg
Vapour Pressure: 7.17E-08 mmHg at 25 °C
Appearance of L-serine (CAS NO.56-45-1): White crystalline powder

Production

Racemic serine can be prepared from METHYL ACRYLATE via several steps

Safety Profile

Hazard Codes of L-serine (CAS NO.56-45-1): Irritant Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26
S24/25: Avoid contact with skin and eyes.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
WGK Germany: 3
F: 3

Specification

L-serine (CAS NO.56-45-1) is Stable, and incompatible with strong oxidizing agents. It is stable under normal temperatures and pressures. It should avoid incompatible materials, light, exposure to moist air or water, and it's incompatibilities with strong oxidizing agents. Its hazardous decomposition products are nitrogen oxides, carbon monoxide and carbon dioxide.