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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Propanedinitrile,2,2'-(1,3-phenylenedimethylidyne)bis- (9CI)
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17239-70-2

17239-70-2 structure

17239-70-2 structure

Name: Propanedinitrile,2,2'-(1,3-phenylenedimethylidyne)bis- (9CI)
Chemical Name: 2-[[3-(2,2-dicyanoethenyl)phenyl]methylidene]propanedinitrile
CAS Number: 17239-70-2
Molecular Formula: C₁₄H₆N₄
Molecular Weight: 230.22400
Create Date: 2016-07-20 07:37:30
Modify Date: 2025-08-26 14:30:42

Name	2-[[3-(2,2-dicyanoethenyl)phenyl]methylidene]propanedinitrile
Synonyms	m-Xylylidene malononitrile

Density	1.296g/cm3
Boiling Point	470.9ºC at 760mmHg
Molecular Formula	C₁₄H₆N₄
Molecular Weight	230.22400
Flash Point	236.2ºC
Exact Mass	230.05900
PSA	95.16000
LogP	2.54772
Vapour Pressure	4.87E-09mmHg at 25°C
Index of Refraction	1.674

CHEMICAL IDENTIFICATION

RTECS NUMBER :: OO4406000

CHEMICAL NAME :: Malononitrile, (m-phenylenedimethylidyne)di-

CAS REGISTRY NUMBER :: 17239-70-2

LAST UPDATED :: 198609

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C14-H6-N4

MOLECULAR WEIGHT :: 230.24

WISWESSER LINE NOTATION :: NCYCN&U1R C1UYCN&CN

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#07925

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