氨基甲酸甲酯

Description

Methyl carbamate · CAS 598-55-0 · C2H5NO2. UNII 9WFX634X2T. Boiling Point: 351 °F at 760 mmHg (NTP, 1992); Boiling Point: 177 °C; Melting Point: 129 °F (NTP, 1992).

Identification

CAS Registry Number	598-55-0
PubChem CID	11722
Molecular formula	C2H5NO2
IUPAC name	methyl carbamate
UNII (FDA)	9WFX634X2T

Computed Descriptors

Molecular Weight	75.07
XLogP3	-0.7
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	75.032028402
Monoisotopic Mass	75.032028402
Topological Polar Surface Area	52.3
Heavy Atom Count	5
Formal Charge	0

Physical & Chemical Properties

Boiling Point	351 °F at 760 mmHg (NTP, 1992)
Boiling Point	177 °C
Melting Point	129 °F (NTP, 1992)
Melting Point	52-54 °C
Solubility	In water, 6.91X10+5 mg/l at 15.5 °C
Density	1.1361 g/cu cm at 56 °C
Vapor Pressure	0.56 [mmHg]
LogP	log Kow = -0.66
LogP	-0.64

Physical description & handling notes

• Methyl carbamate appears as white crystals. (NTP, 1992)
• Liquid
• White solid; sublimes at room temperature; [Merck Index] White crystalline solid; [MSDSonline]
• WHITE CRYSTALS
• NEEDLES
• greater than or equal to 100 mg/mL at 66 °F (NTP, 1992)

Regulatory Status

GHS notification summary	0.1% (1 / 758)

GHS Hazard Classification

GHS notification summary	0.1% (1 / 758)
Reported hazard statements	H315 (65.4%), H319 (99.2%), H335 (65.3%), H351 (99.6%)

Documented Uses

• Used to make dimethylol methyl carbamate-based resins and pharmaceuticals; Also used in the textile industry as a fabric finish for polyester/cotton blends; [HSDB]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• USED IN EUROPE AS PHARMACEUTICAL INTERMEDIATE
• An intermediate in the manufacture of dimethylol methyl carbamate-based resins, which are used in the textile industry as durable-press fabric finishes for polyester/cotton blends.
• FROM SILVER OR MERCURICYANATE WITH H2S & METHANOL: BIRKENBACH, KOLB, BER 68, 901 (1953). FROM UREA & METHANOL: GERMAN PATENT 753,127 (1940 TO IG FARBENIND).
• IT CAN...BE PREPD BY REACTION OF AMMONIA WITH METHYL CHLOROFORMATE ... & THIS METHOD IS BELIEVED TO HAVE BEEN USED COMMERCIALLY.

Synonyms

METHYL CARBAMATE; 598-55-0; Urethylane; Methylcarbamate; Methylurethane; Methylurethan; Carbamic acid, methyl ester; Carbamic acid methyl ester; Methylkarbamat; NCI-C55594; DTXSID8020834; 9WFX634X2T; Methylester kyseliny karbaminove; DTXCID60834; NSC-3054; CHEBI:76606

Frequently Asked Questions

What are the CAS number and molecular formula of Methyl carbamate?

CAS 598-55-0; molecular formula C2H5NO2; molecular weight — g/mol.

What other names is Methyl carbamate known by?

METHYL CARBAMATE, 598-55-0, Urethylane, Methylcarbamate, Methylurethane, Methylurethan.

Is Methyl carbamate classified as hazardous?

0.1% of GHS notifications report no hazard classification (1 of 758).

What are the key physical properties of Methyl carbamate?

Boiling Point: 351 °F at 760 mmHg (NTP, 1992); Boiling Point: 177 °C; Melting Point: 129 °F (NTP, 1992); Melting Point: 52-54 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.