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5329-14-6

Basic Information
CAS No.: 5329-14-6
Name: Sulfamic acid
Molecular Structure:
Molecular Structure of 5329-14-6 (Sulfamic acid)
Formula: H3NO3S
Molecular Weight: 97.09 .
Synonyms: Stannous sulfamate;Scale Cleen;Amido Sulfonic Acid;Amidoschwefelsaeure;Aminosulfonic acid;Sulfamidsaeure;Amidosulfonic acid;Sulfamidic acid;Imidosulfonic acid;Aminosulfonic Acid (Sulfamic acid);
EINECS: 226-218-8
Density: 1.913 g/cm3
Melting Point: 215-225 °C (dec.)(lit.)
Boiling Point: 247oC
Flash Point: 205oC
Solubility: 146.8 g/L (20 °C) in water
Appearance: white crystalline solid
Hazard Symbols: IrritantXi
Risk Codes: 36/38-52/53
Safety: 26-28-61-28A
Transport Information: UN 2967
PSA: 88.77000
LogP: 0.52900
Synthetic route
7664-93-9

sulfuric acid

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In sulfuric acid byproducts: CO2; urea dild. in 100% H2SO4 (stirring/cooling); addn. of small portions of fuming H2SO4 (temp. shouldn't exceed 45°C/stirring/cooling); heating carefully to 80°C; evolution of CO2; addn. of next portion fuming H2SO4 and repeating;; left for some time; filtration, washing (concd. H2SO4); drying on clay; left overnight in air; recrystn. from water;;94%
In sulfuric acid heating with excess fuming H2SO4 (80-90°C, depending on SO3-content); vigorous reaction, evolution of heat;;

ammonium sulfamate

7803-63-6

ammonium bisulfate

A

ammonium sulfate

B

triammonium hydrogen disulfate

C

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
With air In melt two salts was reacted in melt in air;A n/a
B n/a
C 92%
7446-09-5

sulfur dioxide

127-06-0

acetone oxime

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water aq. acetoxim soln., containing liquid SO2, (25°C) left for 5 h in autoclave;;90%
In water aq. acetoxim soln. cooled to -80°C; excess of SO2 condensed; sealing of tube; warming up to 0°C (pressure increases); left for 5.5 h at that temp.;; opened flask releases excess of SO2; filtration; dried by washing (alc., ether);;77%
In ethanol; water acetoxim dild. in water/ethanol is satd. with SO2 gas (0°C); leftfor three days (0°C); (pptd. solid HSO3NH2 will be removed);; filtration, addn. of SO2; washing (alc., ether); dried in air;;76%
In water aq. medium; dependence of pressure (1.14-3.52 kg/cm*cm more than atm.) and temp. (5-30°C); formation of liquid SO2 should be avoided; pptn.;;
In water aq. medium; dependence of pressure (1.14-3.52 kg/cm*cm more than atm.) and temp. (5-30°C); formation of liquid SO2 should be avoided; pptn.;;
42824-16-8

pyridine-SO3 complex

7664-41-7

ammonia

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water byproducts: pyridine; diln. of C5H5NSO3 in ammonia water (10% NH3) under sepn. of pyridine;; extraction of pyridine (ether); evapn. (water bath); addn. of concd. H2SO4 (cooling); filtration; drying on clay; recrystn from water;;80%
63147-26-2

trimethyl-sulfo-ammonium betaine

7664-41-7

ammonia

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water byproducts: trimethylamine; diln. in ammonia water by short heating under sepn. of (CH3)N;; evapn.; removal of exceeding NH3 and (CH3)3N; addn. of concd. H2SO4; sepn. of HSO3NH2;;80%
7446-09-5

sulfur dioxide

7632-00-0

sodium nitrite

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
With sodium carbonate In water byproducts: sodium sulfate; aq. soln. of NaNO2/Na2CO3; introduction of SO2 (until acidic/litmus); addn. of a drop concd. H2SO4; formation of N(SO3)(3-); hydrolysis; short heating or left for several hours (stream of air); neutralization (Na2CO3); evapn.; left (12h/0°C);; filtration from sodium sulfate; addn. of concd. H2SO4; immediate pptn. of most HSO3NH2 (left for another day/cooling); dried on clay; washed (ice cold water); recrystn. (hot water);;75%
With Na2CO3 In water byproducts: sodium sulfate; aq. soln. of NaNO2/Na2CO3; introduction of SO2 (until acidic/litmus); addn. of a drop concd. H2SO4; formation of N(SO3)(3-); hydrolysis; short heating or left for several hours (stream of air); neutralization (Na2CO3); evapn.; left (12h/0°C);; filtration from sodium sulfate; addn. of concd. H2SO4; immediate pptn. of most HSO3NH2 (left for another day/cooling); dried on clay; washed (ice cold water); recrystn. (hot water);;75%
7664-93-9

sulfuric acid

7446-11-9

sulfur trioxide

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In neat (no solvent) byproducts: CO2; vigorous reaction (careful heating/cooling/stirring); temp. dependence on mechanism discussed;;73.4%
In neat (no solvent) byproducts: CO2; vigorous reaction (careful heating/cooling/stirring); temp. dependence on mechanism discussed;;73.4%
In not given equimolar amounts;;

hydroxyammonium sulfate

7446-09-5

sulfur dioxide

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water aq. hydroxylammonium sulfate soln. cooled to -30°C; excess of SO2 condensed into vessel and left for 24 h in autoclave (at common temps.);; removal of SO2 (passing air through soln.); crystallization, filtration;washing (alc., ether); drying (air); further pptn. of HSO3NH2 by addn. of concd. H2SO4 to mother lye (at 0°C);;72%
In water aq. medium; dependence of pressure (1.14-3.52 kg/cm*cm more than atm.) and temp. (5-30°C); formation of liquid SO2 should be avoided; pptn.;;
In water aq. medium; dependence of pressure (1.14-3.52 kg/cm*cm more than atm.) and temp. (5-30°C); formation of liquid SO2 should be avoided; pptn.;;

potassium pyrosulfate

7664-41-7

ammonia

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water K2S2O7 (contaminated with 40% KHSO4) dild. in ammonia water (25%/shakingfor 0.5 h/cooling with cold water); until evolution of heat stops; heating (3 min/water bath);; left cooling; filtration, washing (ammonia water); evapn.; addn. of concd. H2SO4; left for several hours (common temps.); filtration; drying on clay; recrystn. from water;;60%
7664-41-7

ammonia

35478-69-4

dimethylphenylamidosulfonic acid

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water byproducts: dimethylaniline; diln. in ice cold ammonia water (10% NH3/) left warming up to common temps. under sepn. of (CH3)2NC6H5;; evapn. (removal of exceeding NH3 and (CH3)2NC6H5/water bath); addn. of concd. H2SO4; sepn. of HSO3NH2;;58%
7664-93-9

sulfuric acid

carbamoyl-amidosulfuric acid ; compound with pyridine

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In sulfuric acid heating a soln. of 1.1g pyridinium salt of carbamidosulfonic acid in 2.5 ml 100% H2SO4 at 110 °C for 0.5 h;;50%
13954-94-4

trisulfimide

A

7664-93-9

sulfuric acid

B

5329-14-6

aminosulfonic acid

C

7803-58-9

SULFAMIDE

Conditions
ConditionsYield
With water in the cold, 48 h, 2 M HCl;A 33%
B n/a
C n/a
With H2O in the cold, 48 h, 2 M HCl;A 33%
B n/a
C n/a
In water decompn. in aq. soln.; 0 and 22°C discussed; presece of acid discussed;;

hydroxylammonium

7446-09-5

sulfur dioxide

A

ammonium sulfate

B

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In water introduction of SO2 into aq. hydroxylammonium salt soln.;;A 10%
B n/a
In water introduction of SO2 into aq. hydroxylammonium salt soln.;;A 10%
B n/a
64-17-5

ethanol

127-06-0

acetone oxime

SO2

SO2

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
at 25℃; unter Druck;
127-06-0

acetone oxime

SO2

SO2

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
at 0℃; unter Druck;
70475-81-9

(N-acetyl-acetimidoyl)-amidosulfuric acid

A

625-77-4

N-acetylacetamide

B

5329-14-6

aminosulfonic acid

63147-26-2

trimethyl-sulfo-ammonium betaine

ammonium hydroxide

A

5329-14-6

aminosulfonic acid

B

75-50-3

trimethylamine

7647-01-0

hydrogenchloride

acetyl-amidosulfuric acid ; potassium-compound

A

7664-93-9

sulfuric acid

B

5329-14-6

aminosulfonic acid

acetyl-amidosulfuric acid ; potassium-compound

A

7664-93-9

sulfuric acid

B

5329-14-6

aminosulfonic acid

5-sulfoimino-pent-3-enal; disodium salt

furan-2,3,5(4H)-trione pyridine (1:1)

A

5329-14-6

aminosulfonic acid

B

1593-50-6

pentenedial; sodium enolate

N,N-dimethyl-aniline; compound with sulfur trioxide

N,N-dimethyl-aniline; compound with sulfur trioxide

ammonium hydroxide

A

5329-14-6

aminosulfonic acid

B

121-69-7

N,N-dimethyl-aniline

7446-11-9

sulfur trioxide

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
In sulfuric acid react. of SO3-vapor with urea, sulfatolysis;;
In sulfuric acid aq. H2SO4; react. of SO3-vapor with urea, sulfatolysis;;
7446-11-9

sulfur trioxide

A

124-38-9

carbon dioxide

B

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
With sulfuric acid In sulfuric acid at 80 - 90°C;
7790-94-5

chlorosulfonic acid

A

556-99-0

triuret

B

5329-14-6

aminosulfonic acid

Conditions
ConditionsYield
heating on water bath; equimolar amts. of educts; forming small amt. of triuret;
75-52-5

nitromethane

7446-11-9

sulfur trioxide

A

124-38-9

carbon dioxide

B

5329-14-6

aminosulfonic acid

C

2950-43-8

hydroxylamine-O-sulfonic acid

Conditions
ConditionsYield
above 0°C;
7446-09-5

sulfur dioxide

7664-41-7

ammonia

B

5329-14-6

aminosulfonic acid

C

7704-34-9

sulfur

D

28950-34-7

tetrasulfur tetranitride

Conditions
ConditionsYield
With water In gas excess of SO2, 50-80°C, the solid product hydrolysed by water;
7790-94-5

chlorosulfonic acid

5329-14-6

aminosulfonic acid

15873-42-4

bis(chlorosulfonyl)amine

Conditions
ConditionsYield
In thionyl chloride amidosulfuric acid placed into a flask and suspended in thionyl dichloride under dry N2; HSO3Cl added, then the flask fitted with a reflux condenser, connected to a CaCl2 drying tube; heated at 130°C for 24 h; reaction mixture fractionally distilled under vacuum; main fraction collected at 95°C/650 Pa;99%
495-69-2

Hippuric Acid

5329-14-6

aminosulfonic acid

143230-70-0

4-chloro-3-(2,2,3,3,3-pentafluoropropoxymethyl)aniline

143230-69-7

2-phenyl-4,5-oxazoledione 4-[4-chloro-3-(2,2,3,3,3,-pentafluoropropoxymethyl)-phenylhydrazone]

Conditions
ConditionsYield
With hydrogenchloride; sodium acetate; acetic anhydride; acetic acid; sodium nitrite In water98.1%
7719-09-7

thionyl chloride

5329-14-6

aminosulfonic acid

15873-42-4

bis(chlorosulfonyl)amine

Conditions
ConditionsYield
With chlorosulfonic acid at 130℃; for 24h; Inert atmosphere;98%
495-69-2

Hippuric Acid

5329-14-6

aminosulfonic acid

143230-70-0

4-chloro-3-(2,2,3,3,3-pentafluoropropoxymethyl)aniline

2-phenyl-4,5-oxazoledione 4-[4-chloro-3-(2,2,3,3,3-pentafluoropropoxymethyl)phenylhydrazone]

Conditions
ConditionsYield
With hydrogenchloride; sodium acetate; acetic anhydride; acetic acid; sodium nitrite In water97.95%
With hydrogenchloride; sodium acetate; acetic anhydride; acetic acid; sodium nitrite In water97.1%

mercury(II) nitrate * 2H2O

5329-14-6

aminosulfonic acid

potassium amidosulfatomercurate(II)

Conditions
ConditionsYield
With KOH In water calcd. amts. of educts; mixing cold aq. solns. of educts under stirring; product pptd. after 2-3 d; sucking off, washing with cold H2O, drying;97%
5329-14-6

aminosulfonic acid

mercury dichloride

sodium amidosulfatomercurate(II)

Conditions
ConditionsYield
With NaOH In water calcd. amts. of educts; pptn. 3-4 d; washing with alc. and ether; drying in vac. over P2O5;97%
With sodium hydroxide In water 1.5 fold molar excess of NaOH; amidosulfuric acid neutralized with NaOH soln.; adding hot aq. soln. of HgCl2; pptd. after 3-4 d; washing with H2O, alc. and ether; drying in vac.;
With NaOH In water 1.5 fold molar excess of NaOH; amidosulfuric acid neutralized with NaOH soln.; adding hot aq. soln. of HgCl2; pptd. after 3-4 d; washing with H2O, alc. and ether; drying in vac.;
7790-94-5

chlorosulfonic acid

7719-09-7

thionyl chloride

5329-14-6

aminosulfonic acid

15873-42-4

bis(chlorosulfonyl)amine

Conditions
ConditionsYield
at 70 - 130℃; for 24h;96%
at 130℃; Inert atmosphere;Ca. 449 g
4519-40-8

2,3-difluoroanilline

5329-14-6

aminosulfonic acid

79-10-7

acrylic acid

94977-52-3

2,4-Difluorocinnamic acid

Conditions
ConditionsYield
With sulfuric acid; sodium nitrite; palladium diacetate In water95%
7758-19-2

sodium chlorite

70991-79-6

4-iodo-α-methylbenzeneacetaldehyde

5329-14-6

aminosulfonic acid

sodium hydrogensulfite

34645-72-2

(RS)-2-(4'-iodophenyl)propanoic acid

Conditions
ConditionsYield
With sodium hydroxide In water; 1,2-dichloro-ethane94%
7758-19-2

sodium chlorite

70991-79-6

4-iodo-α-methylbenzeneacetaldehyde

5329-14-6

aminosulfonic acid

34645-72-2

(RS)-2-(4'-iodophenyl)propanoic acid

Conditions
ConditionsYield
With sodium hydroxide; sodium hydrogen sulphite In water; 1,2-dichloro-ethane94%
5329-14-6

aminosulfonic acid

mercury(II) oxide

sodium amidosulfatomercurate(II)

Conditions
ConditionsYield
With NaOH In water calcd. amts. of educts; adding aq. suspension of freshly prepared HgO into hot neutralized soln. of amidosulfuric acid; cooling, sucking off; washing with cold H2O; drying;94%
With NaOH In water calcd. amts. of educts; adding boiling aq. soln. of neutralized amidosulfuric acid dropwise into aq. suspension of yellow HgO; product pptd. by cooling after 24 h;79%
5329-14-6

aminosulfonic acid

mercury dichloride

potassium amidosulfatomercurate(II)

Conditions
ConditionsYield
With KOH In water calcd. amts. of educts; mixing cold aq. solns. of educts under stirring, heating, cooling; decanting with cold H2O; sucking off; product contains Cl;94%
5329-14-6

aminosulfonic acid

78919-26-3

3β,7β-dihydroxy-5β-cholan-24-oic acid

ursodeoxycholic acid di-ammonium 3,7-disulfate

ursodeoxycholic acid di-ammonium 3,7-disulfate

Conditions
ConditionsYield
In DMF (N,N-dimethyl-formamide) at 45 - 90℃; for 0.5h;93.7%
5329-14-6

aminosulfonic acid

mercury(II) oxide

potassium amidosulfatomercurate(II)

Conditions
ConditionsYield
With KOH In water adding amidosulfuric acid into aq. KOH soln.; this soln. adding to aq. suspension of freshly pptd. HgO; shaking for 1 h; filtrate storing for several h; sucking off the ppt.; washing with cold H2O, drying;92%
With potassium hydroxide In not given calcd. amts. of educts; amidosulfuric acid neutralized with KOH soln., adding more KOH soln. and freshly prepared HgO; heating 1 h on water bath; product pptd. from filtrate at ambient temp.; sucking off; recrystn. from 0.5 % KOH soln.; washing with alc. and ether; drying in air; storage in vac. over P2O5;
With KOH In not given calcd. amts. of educts; amidosulfuric acid neutralized with KOH soln., adding more KOH soln. and freshly prepared HgO; heating 1 h on water bath; product pptd. from filtrate at ambient temp.; sucking off; recrystn. from 0.5 % KOH soln.; washing with alc. and ether; drying in air; storage in vac. over P2O5;
7758-19-2

sodium chlorite

5329-14-6

aminosulfonic acid

203919-39-5

2-(benzo[1,3]dioxol-5-yl)-4-chloro-6-isopropoxy-2H-chromene-3-carbaldehyde

203917-92-4

2-(benzo[1,3]dioxol-5-yl)-4-chloro-6-isopropoxy-2H-chromene-3-carboxylic acid

Conditions
ConditionsYield
With sodium hydroxide; sodium sulfite In water; toluene91%
5329-14-6

aminosulfonic acid

88-73-3

2-Chloronitrobenzene

A

2-Nitrochlorobenznen-4-sulfonyl chloride

2-Nitrochlorobenznen-4-sulfonyl chloride

B

97-08-5

3-nitro-4-chlorosulfonyl chloride

Conditions
ConditionsYield
With chlorosulfonic acidA n/a
B 90.8%
5329-14-6

aminosulfonic acid

67387-76-2

3-cyclopentyloxy-4-methoxybenzylaldehyde

144036-17-9

3-cyclopentyloxy-4-methoxy benzoic acid

Conditions
ConditionsYield
With sodium chloride In water; acetic acid90%
With sodium In water; acetic acid
7758-19-2

sodium chlorite

100611-61-8

(1-phenyl-cyclopentyl)-acetaldehyde

5329-14-6

aminosulfonic acid

70239-29-1

(1-phenyl-cyclopentyl)-acetic acid

Conditions
ConditionsYield
In tert-butyl alcohol90%
1310-73-2

sodium hydroxide

5329-14-6

aminosulfonic acid

10035-10-6, 12258-64-9

hydrogen bromide

134509-56-1

N-bromosulfamic acid sodium salt

Conditions
ConditionsYield
Stage #1: hydrogen bromide With dihydrogen peroxide In water at 61.1011℃;
Stage #2: aminosulfonic acid In water at 34.99℃;
Stage #3: sodium hydroxide With sode de l'acide trichloroisocyanurique Product distribution / selectivity; more than 3 stages;
88.4%
Stage #1: hydrogen bromide With dihydrogen peroxide In water at 61.1011℃;
Stage #2: aminosulfonic acid In water at 29.4344 - 34.99℃;
Stage #3: sodium hydroxide With trichloroisocyanuric acid Product distribution / selectivity; more than 3 stages;
80.1%
Stage #1: hydrogen bromide With dihydrogen peroxide In water at 61.1011℃;
Stage #2: aminosulfonic acid In water at 34.99℃;
Stage #3: sodium hydroxide With calcium hypochlorite Product distribution / selectivity; more than 3 stages;
70.8%
5329-14-6

aminosulfonic acid

13244-33-2

2-amino-5-methoxybenzenesulfonic acid

40567-33-7

2-sulfo-4-methoxybenzoic acid

Conditions
ConditionsYield
With sulfuric acid; sodium nitrite; palladium(II) chloride In water; acetonitrile88%
5329-14-6

aminosulfonic acid

potassium hydroxide

13823-50-2

potassium sulfamate

Conditions
ConditionsYield
In water86%
5329-14-6

aminosulfonic acid

13823-50-2

potassium sulfamate

Conditions
ConditionsYield
With potassium hydroxide In water at 20℃; for 0.416667h;86%
1310-73-2

sodium hydroxide

5329-14-6

aminosulfonic acid

7647-15-6

sodium bromide

134509-56-1

N-bromosulfamic acid sodium salt

Conditions
ConditionsYield
Stage #1: sodium hydroxide; aminosulfonic acid; sodium bromide In water at 26.6567 - 32.2122℃; pH=2;
Stage #2: With trichloroisocyanuric acid In water for 0.25 - 0.5h; Product distribution / selectivity;
85%
Stage #1: aminosulfonic acid; sodium bromide In water at 26.6567 - 32.2122℃; pH=2;
Stage #2: With calcium hypochlorite In water for 0.25 - 0.5h;
Stage #3: sodium hydroxide In water at 26.6567 - 32.2122℃; Product distribution / selectivity;
178050-26-5

1-(2,6-dinitro-4-trifluoromethylphenyl)-2-chloro-3-cyano-4-dichlorofluoro-methylsulfenyl-5-methylpyrrole

5329-14-6

aminosulfonic acid

183288-91-7

2-chloro-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-(dichlorofluoromethylsulfenyl)-5-methylpyrrole

Conditions
ConditionsYield
With lithium chloride In 1-methyl-pyrrolidin-2-one85%
aqueous sodium nitrite

aqueous sodium nitrite

374562-42-2

2-amino-6-(1-hydroxyethyl)-benzoic acid (sodium salt)

5329-14-6

aminosulfonic acid

7783-06-4

hydrogen sulfide

135217-37-7

7-mercapto-3-methyl-3H-isobenzofuran-1-one

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide; sodium hydrogen sulphite; acetic acid; triphenylphosphine In water; toluene85%
7758-19-2

sodium chlorite

5329-14-6

aminosulfonic acid

2-(4-(4-methoxybenzoyl)piperidinylcarbonyl)-4-methylpyridine-5-carboxylic acid

Conditions
ConditionsYield
In water85%
634-83-3

2,3,4,5-tetrachloroaniline

5329-14-6

aminosulfonic acid

79-10-7

acrylic acid

2,3,4,5-tetrachlorocinnamic acid

Conditions
ConditionsYield
With sulfuric acid; sodium nitrite; palladium diacetate In water84%
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    5329-14-6

    Sulfamic acid 99.5% CAS NO. 5329-14-6

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  • aminosulfuricacidCAS NO.:5329-14-6

  • Casno:

    5329-14-6

    aminosulfuricacidCAS NO.:5329-14-6

    Min.Order: 1 Gram

    FOB Price:  USD $ 4.0-4.0/Gram

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    The company is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds,

  •  Henan Wentao Chemical Product Co., Ltd.

     China (Mainland)  |  Contact Details

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    Tel:+86-370-2722992

    Address:32 Room, 5th Floor, Building 11, No. 6 Yinxing Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province

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  • High Purity Sulfamic Acid

  • Casno:

    5329-14-6

    High Purity Sulfamic Acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Product name: Sulfamic Acid CAS No.: 5329-14-6 Molecule Formula:H3NO3S Molecule Weight:97.09 Purity: 99.5% Package: 25kg/bag Description:White quadrature crystals Manufacture Standards:Enterprise Standard TESTING I

    Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been m

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    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-82881840

    Address:Rm2-2-503 Zhongdingyuan, Xianghurenjia Wenyan Xiaoshan, Hangzhou China

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Chemistry

Molecular structure of Sulfamic acid (CAS NO.5329-14-6) is:

Product Name: Sulfamic acid
CAS Registry Number: 5329-14-6
IUPAC Name: sulfamic acid
Molecular Weight: 97.09372 [g/mol]
Molecular Formula: H3NO3S
XLogP3-AA: -1.6
H-Bond Donor: 2
H-Bond Acceptor: 4 
EINECS: 226-218-8
Melting Point: 215-225 °C (dec.)(lit.)
Surface Tension: 101.5 dyne/cm
Density: 1.913 g/cm3
Water Solubility: 146.8 g/L (20 °C)
Stability: Stable.
Product Categories: Intermediates of Dyes and Pigments;INORGANIC & ORGANIC CHEMICALS;Intermediates;Inorganics

Uses

 Sulfamic acid (CAS NO.5329-14-6) is uaually used as herbicides, fire agents, paper and textile softeners,and metal cleaning agent. It can be used as standard in alkalimetry, in acid cleaning, in nitrite removal, in chlorine stabilization for use in swimming pools, cooling towers, paper mills.

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 1050mg/kg (1050mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: EXCITEMENT

BEHAVIORAL: REGIDITY
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 52(10), Pg. 88, 1987.
mouse LD50 oral 1312mg/kg (1312mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: EXCITEMENT

BEHAVIORAL: REGIDITY
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 52(10), Pg. 88, 1987.
rat LD50 oral 3160mg/kg (3160mg/kg)   "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972Vol. -, Pg. 18, 1972.
rat LDLo intraperitoneal 100mg/kg (100mg/kg)   Journal of Industrial Hygiene and Toxicology. Vol. 25, Pg. 26, 1943.

Safety Profile

Hazard Codes: IrritantXi
Risk Statements: 36/38-52/53 
R36/38:Irritating to eyes and skin. 
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 26-28-61-28A 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets. 
S28:After contact with skin, wash immediately with plenty of soap-suds.
RIDADR: UN 2967 8/PG 3
WGK Germany: 1
RTECS: WO5950000
HazardClass: 8
PackingGroup: III
HS Code: 28111980

Specification

 Sulfamic acid , its cas register number is 5329-14-6. It also can be called Amidosulfonic acid ; Amidosulfuric acid ; Aminosulfonic acid .It is a white crystalline solid.It reacts exothermically with bases. Aqueous solutions are acidic and corrosive.

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