CAS No.4112-03-2,METHYLSULFAMIC ACID Suppliers

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Basic Information

Molecular Structure:
CAS No.:	4112-03-2
Name:	METHYLSULFAMIC ACID
Article Data:	19

Formula:	CH₅NO₃S
Molecular Weight:	111.122
Synonyms:	Sulfamicacid, methyl- (6CI,7CI,8CI,9CI);Methylsulfamic acid;N-Methylsulfamic acid;NSC 54922;
EINECS:	223-895-1
Density:	1.534 g/cm³
Melting Point:	191 °C
Boiling Point:	256.7oC at 760mmHg
Flash Point:	109.1oC
Appearance:	white crystal or crystalline powder
Hazard Symbols:	C
Risk Codes:	34
Safety:	26-27-28-36/37/39-45
Transport Information:	UN 3261 8/PG 2
PSA:	74.78000
LogP:	0.48030

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Specification

The Sulfamic acid,N-methyl- with CAS registry number of 4112-03-2 is also known as N-Methylsulfamic acid. The IUPAC name is Methylsulfamic acid. It belongs to product categories of Sulfur Compounds; Synthetic Organic Chemistry; Organic Building Blocks; Sulfonic/Sulfinic Acids. Its EINECS registry number is 223-895-1. In addition, the formula is CH₅NO₃S and the molecular weight is 111.12. This chemical is a white crystal or crystalline powder. What's more, it's stable at room temperature and normal presure and should be sealed at dry place away from light.

Physical properties about Sulfamic acid,N-methyl- are: (1)ACD/LogP: -1.08; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 1; (5)ACD/KOC (pH 7.4): 1; (6)#H bond acceptors: 4; (7)#H bond donors: 2; (8)#Freely Rotating Bonds: 0; (9)Polar Surface Area: 54.99Å²; (10)Index of Refraction: 1.482; (11)Molar Refractivity: 20.67 cm³; (12)Molar Volume: 72.3 cm³; (13)Polarizability: 8.19×10^-24cm³; (14)Surface Tension: 58 dyne/cm; (15)Density: 1.534 g/cm³.

Preparation of Sulfamic acid,N-methyl-: it is prepared by reaction of 1,3-dimethyl-urea. This reaction needs reagents cc. sulfuric acid, gaseous sulfur trioxide and solvent 1,2-dichloro-ethane at 70-80 °C for 15 minutes. The yield is about 98%.

Sulfamic acid,N-methyl- is prepared by reaction of 1,3-dimethyl-urea.

Uses of Sulfamic acid,N-methyl-: it is used to prepared C₁₁H₂₀N₂O₂S by reaction with adamantan-2-ylamine. This reaction needs reagent 1,1'-carbonyldiimidazole and solvent CH₂Cl₂ in two steps for 15 minutes. The yield is about 61%.

Sulfamic acid,N-methyl- is used to prepared C11H20N2O2S by reaction with adamantan-2-ylamine.

When you are using this chemical, please be cautious about it. As a chemical, it may cause burns. During using it, wear suitable protective clothing, gloves and eye/face protection. After contact with skin, take off immediately all contaminated clothing and wash imediately. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If accident happens or you feel unwell, seek medical advice immediately.

You can still convert the following datas into molecular structure:
1. Canonical SMILES: CNS(=O)(=O)O
2. InChI: InChI=1S/CH5NO3S/c1-2-6(3,4)5/h2H,1H3,(H,3,4,5)
3. InChIKey: MYMDOKBFMTVEGE-UHFFFAOYSA-N