DIETHYL 2-(2-THIENYLMETHYLIDENE)MALONATE

Modify Date: 2025-08-21 16:26:06

DIETHYL 2-(2-THIENYLMETHYLIDENE)MALONATE Structure
DIETHYL 2-(2-THIENYLMETHYLIDENE)MALONATE structure
 Common Name DIETHYL 2-(2-THIENYLMETHYLIDENE)MALONATE
CAS Number 30313-06-5 Molecular Weight 254.30200
Density 1.215g/cm3 Boiling Point 320.4ºC at 760mmHg
Molecular Formula C12H14O4S Melting Point N/A
MSDS N/A Flash Point 147.6ºC

 Names

Name diethyl 2-(thiophen-2-ylmethylidene)propanedioate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.215g/cm3
Boiling Point 320.4ºC at 760mmHg
Molecular Formula C12H14O4S
Molecular Weight 254.30200
Flash Point 147.6ºC
Exact Mass 254.06100
PSA 80.84000
LogP 2.25770
Index of Refraction 1.554

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OO1800000
CHEMICAL NAME :
Malonic acid, (2-thenylidene)-, diethyl ester
CAS REGISTRY NUMBER :
30313-06-5
BEILSTEIN REFERENCE NO. :
0212007
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C12-H14-O4-S
MOLECULAR WEIGHT :
254.32
WISWESSER LINE NOTATION :
T5SJ B1UYVO2&VO2

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#01465

 Synonyms

diethyl 2-thienylidenemalonate
diethyl thiophenylidene malonate
Diethyl 2-thenylidenemalonate
thiophen-2-ylmethylene-malonic acid diethyl ester
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