Sulfamic acid supplier | CasNO.5329-14-6

Name
Sulfamic acid
EINECS 226-218-8
CAS No. 5329-14-6
Article Data143
CAS DataBase
Density 1.913 g/cm³
Solubility 146.8 g/L (20 °C) in water
Melting Point 215-225 °C (dec.)(lit.)
Formula H₃NO₃S
Boiling Point 247oC
Molecular Weight 97.0947
Flash Point 205oC
Transport Information UN 2967
Appearance white crystalline solid
Safety 26-28-61-28A
Risk Codes 36/38-52/53
Molecular Structure
Hazard Symbols Xi
Synonyms Stannous sulfamate;Scale Cleen;Amido Sulfonic Acid;Amidoschwefelsaeure;Aminosulfonic acid;Sulfamidsaeure;Amidosulfonic acid;Sulfamidic acid;Imidosulfonic acid;Aminosulfonic Acid (Sulfamic acid);
PSA 88.77000
LogP 0.52900

Synthetic route

: 7664-93-9
sulfuric acid

: 57-13-6
urea

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
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

Conditions	Yield
With air In melt two salts was reacted in melt in air;	A n/a B n/a C 92%

...Expand

: 7446-09-5
sulfur dioxide

: 127-06-0
acetone oxime

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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%

Yield

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

: 57-13-6
urea

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
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;;

...Expand

: hydroxyammonium sulfate

: 7446-09-5
sulfur dioxide

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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;;

...Expand

: hydroxylammonium

: 7446-09-5
sulfur dioxide

A: ammonium sulfate

B: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
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

...Expand

: 64-17-5
ethanol

: 127-06-0
acetone oxime

SO2: SO2

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
at 25℃; unter Druck;

...Expand

: 7732-18-5
water

: 127-06-0
acetone oxime

SO2: SO2

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
at 0℃; unter Druck;

...Expand

: 70475-81-9
(N-acetyl-acetimidoyl)-amidosulfuric acid

: 7732-18-5
water

A: 625-77-4
N-acetylacetamide

B: 5329-14-6
aminosulfonic acid

...Expand

: 63147-26-2
trimethyl-sulfo-ammonium betaine

: ammonium hydroxide

A: 5329-14-6
aminosulfonic acid

B: 75-50-3
trimethylamine

...Expand

: 7647-01-0
hydrogenchloride

: acetyl-amidosulfuric acid ; potassium-compound

A: 7664-93-9
sulfuric acid

B: 5329-14-6
aminosulfonic acid

...Expand

: 7732-18-5
water

: acetyl-amidosulfuric acid ; potassium-compound

A: 7664-93-9
sulfuric acid

B: 5329-14-6
aminosulfonic acid

...Expand

: 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

...Expand

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

...Expand

: 7446-11-9
sulfur trioxide

: 57-13-6
urea

: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
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

: 57-13-6
urea

A: 124-38-9
carbon dioxide

B: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
With sulfuric acid In sulfuric acid at 80 - 90°C;

...Expand

: 7790-94-5
chlorosulfonic acid

: 57-13-6
urea

A: 556-99-0
triuret

B: 5329-14-6
aminosulfonic acid

Conditions

Conditions	Yield
heating on water bath; equimolar amts. of educts; forming small amt. of triuret;

...Expand

: 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

Conditions	Yield
above 0°C;

...Expand

: 7446-09-5
sulfur dioxide

: 7664-41-7
ammonia

A: 79796-32-0
S4N2

B: 5329-14-6
aminosulfonic acid

C: 7704-34-9
sulfur

D: 28950-34-7
tetrasulfur tetranitride

Conditions

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

...Expand

: 7790-94-5
chlorosulfonic acid

: 5329-14-6
aminosulfonic acid

: 15873-42-4
bis(chlorosulfonyl)amine

Conditions

Conditions	Yield
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

Conditions	Yield
With hydrogenchloride; sodium acetate; acetic anhydride; acetic acid; sodium nitrite In water	98.1%

...Expand

: 7719-09-7
thionyl chloride

: 5329-14-6
aminosulfonic acid

: 15873-42-4
bis(chlorosulfonyl)amine

Conditions

Conditions	Yield
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

Conditions	Yield
With hydrogenchloride; sodium acetate; acetic anhydride; acetic acid; sodium nitrite In water	97.95%
With hydrogenchloride; sodium acetate; acetic anhydride; acetic acid; sodium nitrite In water	97.1%

...Expand

: mercury(II) nitrate * 2H2O

: 5329-14-6
aminosulfonic acid

: potassium amidosulfatomercurate(II)

Conditions

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
at 70 - 130℃; for 24h;	96%
at 130℃; Inert atmosphere;	Ca. 449 g

...Expand

: 4519-40-8
2,3-difluoroanilline

: 5329-14-6
aminosulfonic acid

: 79-10-7
acrylic acid

: 94977-52-3
2,4-Difluorocinnamic acid

Conditions

Conditions	Yield
With sulfuric acid; sodium nitrite; palladium diacetate In water	95%

...Expand

: 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

Conditions	Yield
With sodium hydroxide In water; 1,2-dichloro-ethane	94%

...Expand

: 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

Conditions	Yield
With sodium hydroxide; sodium hydrogen sulphite In water; 1,2-dichloro-ethane	94%

...Expand

: 5329-14-6
aminosulfonic acid

: mercury(II) oxide

: sodium amidosulfatomercurate(II)

Conditions

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
With sodium hydroxide; sodium sulfite In water; toluene	91%

...Expand

: 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

Conditions	Yield
With chlorosulfonic acid	A n/a B 90.8%

...Expand

: 5329-14-6
aminosulfonic acid

: 67387-76-2
3-cyclopentyloxy-4-methoxybenzylaldehyde

: 144036-17-9
3-cyclopentyloxy-4-methoxy benzoic acid

Conditions

Conditions	Yield
With sodium chloride In water; acetic acid	90%
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

Conditions	Yield
In tert-butyl alcohol	90%

...Expand

: 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

Conditions	Yield
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%

...Expand

: 5329-14-6
aminosulfonic acid

: 13244-33-2
2-amino-5-methoxybenzenesulfonic acid

: 40567-33-7
2-sulfo-4-methoxybenzoic acid

Conditions

Conditions	Yield
With sulfuric acid; sodium nitrite; palladium(II) chloride In water; acetonitrile	88%

: 5329-14-6
aminosulfonic acid

: potassium hydroxide

: 13823-50-2
potassium sulfamate

Conditions

Conditions	Yield
In water	86%

: 5329-14-6
aminosulfonic acid

: 13823-50-2
potassium sulfamate

Conditions

Conditions	Yield
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

Conditions	Yield
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;

...Expand

: 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

Conditions	Yield
With lithium chloride In 1-methyl-pyrrolidin-2-one	85%

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

Conditions	Yield
With hydrogenchloride; sodium hydroxide; sodium hydrogen sulphite; acetic acid; triphenylphosphine In water; toluene	85%

...Expand

: 7758-19-2
sodium chlorite

: 5329-14-6
aminosulfonic acid

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

Conditions

Conditions	Yield
In water	85%

: 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

Conditions	Yield
With sulfuric acid; sodium nitrite; palladium diacetate In water	84%

...Expand

Sulfamic acid Chemical Properties

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

Sulfamic acid 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.

Sulfamic acid 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.

Sulfamic acid Safety Profile

Hazard Codes: Irritant Xi
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

Sulfamic acid 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.

Product Name

Sulfamic acid

Synthetic route

Sulfamic acid Chemical Properties

Sulfamic acid Uses

Sulfamic acid Toxicity Data With Reference

Sulfamic acid Safety Profile

Sulfamic acid Specification

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