仲丁基脲

Description

sec-butylurea · CAS 689-11-2 · C5H12N2O. UNII U467SL0X4P. Vapor Pressure: 0.06 [mmHg].

Identification

CAS Registry Number	689-11-2
PubChem CID	12715
Molecular formula	C5H12N2O
IUPAC name	butan-2-ylurea
UNII (FDA)	U467SL0X4P

Computed Descriptors

Molecular Weight	116.16
XLogP3	0.3
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	2
Exact Mass	116.094963011
Monoisotopic Mass	116.094963011
Topological Polar Surface Area	55.1
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Vapor Pressure	0.06 [mmHg]

Physical description & handling notes

• White odorless solid; [EPA]
• SOL IN ALCOHOL, ETHER

GHS Hazard Classification

Reported hazard statements	H302 (100%), H317 (100%)

Documented Uses

• Used solely in the production of one herbicide; [EPA]
• Urea, N-(1-methylpropyl)-: ACTIVE
• Breast Feeding; Lactation; Milk, Human; Anti-Allergic Agents; Anti-Asthmatic Agents; Antibodies, Monoclonal; Antibodies, Anti-Idiotypic

Synonyms

689-11-2; SEC-BUTYLUREA; N-sec-Butylurea; Urea, (1-methylpropyl)-; Urea, sec-butyl-; Secondary butylurea; Urea, 1-sec-butyl-; DTXSID8027294; HSDB 5742; EINECS 211-709-1; UNII-U467SL0X4P; NSC 27458; Urea, N-(1-methylpropyl)-; U467SL0X4P; NSC-27458; DTXCID407294

Frequently Asked Questions

What are the CAS number and molecular formula of sec-butylurea?

CAS 689-11-2; molecular formula C5H12N2O; molecular weight — g/mol.

What other names is sec-butylurea known by?

689-11-2, SEC-BUTYLUREA, N-sec-Butylurea, Urea, (1-methylpropyl)-, Urea, sec-butyl-, Secondary butylurea.

Is sec-butylurea classified as hazardous?

Hazard statements reported: H302, H317.

What are the key physical properties of sec-butylurea?

Vapor Pressure: 0.06 [mmHg].

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.