1-Ethyl-3-methyl-2-thioxoimidazolidin-4-one

Modify Date: 2025-08-25 20:09:26

1-Ethyl-3-methyl-2-thioxoimidazolidin-4-one Structure
1-Ethyl-3-methyl-2-thioxoimidazolidin-4-one structure
Common Name 1-Ethyl-3-methyl-2-thioxoimidazolidin-4-one
CAS Number 67990-13-0 Molecular Weight 158.22100
Density 1.26g/cm3 Boiling Point 203.4ºC at 760 mmHg
Molecular Formula C6H10N2OS Melting Point N/A
MSDS N/A Flash Point 76.8ºC

 Names

Name 1-ethyl-3-methyl-2-sulfanylideneimidazolidin-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.26g/cm3
Boiling Point 203.4ºC at 760 mmHg
Molecular Formula C6H10N2OS
Molecular Weight 158.22100
Flash Point 76.8ºC
Exact Mass 158.05100
PSA 55.64000
Index of Refraction 1.6

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MU2350000
CHEMICAL NAME :
Hydantoin, 1-ethyl-3-methyl-2-thio-
CAS REGISTRY NUMBER :
67990-13-0
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C6-H10-N2-O-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
56 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04544

 Synonyms

1-Ethyl-3-methyl-2-thioxoimidazolidin-4-one
EINECS 268-037-7
Hydantoin,1-ethyl-3-methyl-2-thio
1-Ethyl-3-methyl-2-thiohydantoin
1-ethyl-3-methyl-2-thioxo-1,3-diazolidin-4-one
4-Imidazolidinone,1-ethyl-3-methyl-2-thioxo
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