2-(dicyanomethylene)indan-1,3-dione

Modify Date: 2024-04-02 11:19:21

2-(dicyanomethylene)indan-1,3-dione Structure
2-(dicyanomethylene)indan-1,3-dione structure
Common Name 2-(dicyanomethylene)indan-1,3-dione
CAS Number 16954-74-8 Molecular Weight 208.17200
Density 1.485g/cm3 Boiling Point 347.9ºC at 760mmHg
Molecular Formula C12H4N2O2 Melting Point 270°C (dec.)
MSDS N/A Flash Point 164.2ºC

 Names

Name 2-(dicyanomethylene)indan-1,3-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.485g/cm3
Boiling Point 347.9ºC at 760mmHg
Melting Point 270°C (dec.)
Molecular Formula C12H4N2O2
Molecular Weight 208.17200
Flash Point 164.2ºC
Exact Mass 208.02700
PSA 81.72000
LogP 1.40936
Vapour Pressure 5.2E-05mmHg at 25°C
Index of Refraction 1.664

 Safety Information

Risk Phrases R20/22
Safety Phrases S22-S36/37
Packaging Group III
HS Code 2926909090

 Synthetic Route

~90%

2-(dicyanomethylene)indan-1,3-dione Structure

2-(dicyanomethy...

CAS#:16954-74-8

Literature: Monatshefte fur Chemie, , vol. 140, # 2 p. 189 - 197

~71%

2-(dicyanomethylene)indan-1,3-dione Structure

2-(dicyanomethy...

CAS#:16954-74-8

Literature: Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), , p. 1285 - 1292

~25%

2-(dicyanomethylene)indan-1,3-dione Structure

2-(dicyanomethy...

CAS#:16954-74-8

Literature: Russian Journal of Organic Chemistry, , vol. 35, # 11 p. 1693 - 1697

 Customs

HS Code 2926909090
Summary HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

dicyanomethylene indan-1,3-dione
2-Dicyanomethylene-1,3-indanedione
MFCD00051930