Sulfamic acid,N-methyl-

Names

[ CAS No. ]:
4112-03-2

[ Name ]:
Sulfamic acid,N-methyl-

[Synonym ]:
EINECS 223-895-1
MethylsulfaMic Acid
MFCD00010870

Chemical & Physical Properties

[ Density]:
1.534g/cm3

[ Boiling Point ]:
256.7ºC at 760mmHg

[ Melting Point ]:
191ºC (dec.)(lit.)

[ Molecular Formula ]:
CH₅NO₃S

[ Molecular Weight ]:
111.12000

[ Flash Point ]:
109.1ºC

[ Exact Mass ]:
110.99900

[ PSA ]:
74.78000

[ LogP ]:
0.48030

[ Index of Refraction ]:
1.482

MSDS

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C: Corrosive;

[ Risk Phrases ]:
34

[ Safety Phrases ]:
26-27-28-36/37/39-45

[ RIDADR ]:
UN 3261 8/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
8.0

[ HS Code ]:
2935009090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Carbamic acid,N-methyl-, ethyl ester
Methylisocyanate 1 x 500mg neat
1,3-Dimethylurea
methylamine
Sulfur trioxide
Sulfuric acid
methyl-μ-imido-disulfuric acid , dipotassium salt
Water

DownStream

Sulfuric acid
methylamine
Methylsulfamoyl Chloride
N-(bromomethyl)-N-methylsulfamoyl bromide

Customs

[ HS Code ]: 2935009090

[ Summary ]:
2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Articles

Aroyl-and arylsulphonyl-sulphamic acids. Beech WF.

J. Chem. Soc. Sect. C 3 , 515-16, (1970)

Sulfamic acid,N-phenyl-, sodium salt (1:1)
Sulfamic acid,N,N-dimethyl-, 4-aminophenyl ester
Sulfamic acid, N-(3-methoxy-4-methylphenyl)
Sulfamic acid, N, N-dimethyl-, p-propionamidophenyl ester
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(4-Methyl-tetrahydro-furan-2-yl)-methanol
N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
ethyl 2-(4-ethynyl-1H-pyrazol-1-yl)acetate
4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
tert-Butyl-DL-alanine