1H-Naphth[2,3-d]imidazole-4,9-dione

Modify Date: 2025-08-25 13:04:25

1H-Naphth[2,3-d]imidazole-4,9-dione Structure
1H-Naphth[2,3-d]imidazole-4,9-dione structure
Common Name 1H-Naphth[2,3-d]imidazole-4,9-dione
CAS Number 4496-30-4 Molecular Weight 198.17800
Density 1.517g/cm3 Boiling Point 520.5ºC at 760 mmHg
Molecular Formula C11H6N2O2 Melting Point N/A
MSDS N/A Flash Point 263.1ºC

 Names

Name 1H-benzo[f]benzimidazole-4,9-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.517g/cm3
Boiling Point 520.5ºC at 760 mmHg
Molecular Formula C11H6N2O2
Molecular Weight 198.17800
Flash Point 263.1ºC
Exact Mass 198.04300
PSA 62.82000
LogP 1.18510
Index of Refraction 1.712
InChIKey ABVGDXLCJRFCOD-UHFFFAOYSA-N
SMILES O=C1c2ccccc2C(=O)c2[nH]cnc21

 Safety Information

HS Code 2933990090

 Synthetic Route

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1H-Naphth[2,3-d]imidazole-4,9-dione Structure

1H-Naphth[2,3-d...

CAS#:4496-30-4

Literature: Hoover; Day Journal of the American Chemical Society, 1954 , vol. 76, p. 4148,4151

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1H-Naphth[2,3-d]imidazole-4,9-dione Structure

1H-Naphth[2,3-d...

CAS#:4496-30-4

Literature: Hoover; Day Journal of the American Chemical Society, 1954 , vol. 76, p. 4148,4151

~%

1H-Naphth[2,3-d]imidazole-4,9-dione Structure

1H-Naphth[2,3-d...

CAS#:4496-30-4

Literature: Hoover; Day Journal of the American Chemical Society, 1954 , vol. 76, p. 4148,4151

~%

1H-Naphth[2,3-d]imidazole-4,9-dione Structure

1H-Naphth[2,3-d...

CAS#:4496-30-4

Literature: Fries; Walter; Schilling Justus Liebigs Annalen der Chemie, 1935 , vol. 516, p. 248,262

~%

1H-Naphth[2,3-d]imidazole-4,9-dione Structure

1H-Naphth[2,3-d...

CAS#:4496-30-4

Literature: Fries; Walter; Schilling Justus Liebigs Annalen der Chemie, 1935 , vol. 516, p. 248,262

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1h-naphtho[2,3-d]imidazole-4,9-dione
1H-naphth[2,3-d]imidazole-4,9-dione
1H-Naphth[2,3-d]imidazol-4,9-dion
Naphth<2,3-d>imidazoldion-(4,9)
Naphtho<2.3-d>imidazol-dion-(4,9)
1'.4'-Dioxo-1'.4'-dihydro-<naphtho-2'.3':4.5-imidazol>
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