2-Oxazolidinethione,4,4-dimethyl-

Modify Date: 2025-08-25 17:02:44

2-Oxazolidinethione,4,4-dimethyl- Structure
2-Oxazolidinethione,4,4-dimethyl- structure
Common Name 2-Oxazolidinethione,4,4-dimethyl-
CAS Number 54013-55-7 Molecular Weight 131.19600
Density 1.16 g/cm3 Boiling Point 139.9ºC
Molecular Formula C5H9NOS Melting Point 122-124ºC
MSDS N/A Flash Point 38.4ºC

 Names

Name 4,4-dimethyl-1,3-oxazolidine-2-thione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.16 g/cm3
Boiling Point 139.9ºC
Melting Point 122-124ºC
Molecular Formula C5H9NOS
Molecular Weight 131.19600
Flash Point 38.4ºC
Exact Mass 131.04000
PSA 53.35000
LogP 0.99850
Index of Refraction 1.547

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RQ2153000
CHEMICAL NAME :
2-Oxazolidinethione, 4,4-dimethyl-
CAS REGISTRY NUMBER :
54013-55-7
BEILSTEIN REFERENCE NO. :
0109195
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H9-N-O-S
MOLECULAR WEIGHT :
131.21
WISWESSER LINE NOTATION :
T5MYOTJ BUS E1 E1

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#00493

 Safety Information

Hazard Codes F+
Safety Phrases S22-S24/25
HS Code 2934999090

 Synthetic Route

~9%

2-Oxazolidinethione,4,4-dimethyl- Structure

2-Oxazolidineth...

CAS#:54013-55-7

Detail
Literature: Tetrahedron, , vol. 67, # 41 p. 7971 - 7976

~90%

2-Oxazolidinethione,4,4-dimethyl- Structure

2-Oxazolidineth...

CAS#:54013-55-7

Literature: Ballabeni, Marco; Ballini, Roberto; Bigi, Franca; Maggi, Raimondo; Parrini, Mauro; Predieri, Giovanni; Sartori, Giovanni Journal of Organic Chemistry, 1999 , vol. 64, # 3 p. 1029 - 1032

~42%

2-Oxazolidinethione,4,4-dimethyl- Structure

2-Oxazolidineth...

CAS#:54013-55-7

Literature: Tetrahedron, , vol. 67, # 41 p. 7971 - 7976

~%

2-Oxazolidinethione,4,4-dimethyl- Structure

2-Oxazolidineth...

CAS#:54013-55-7

Literature: Canadian Journal of Chemistry, , vol. 34, p. 815,818 Journal of the American Chemical Society, , vol. 74, p. 2994,2996 US2856277 , ; Canadian Journal of Research, Section B: Chemical Sciences, , vol. 20, p. 268,272

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

MFCD00052156
4,4-Dimethyl-oxazolidin-2-thion
Oxazolidine-2-thione,4,4-dimethyl
4,4-Dimethyloxazolidine-2-thione
4,4-Dimethyloxazoline-2-thiol
2-OXAZOLIDINETHIONE,4,4-DIMETHYL
EINECS 258-924-7
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