C7H5N3O2
163.13 g/mol
Dye & PigmentWarning
5-NITROBENZIMIDAZOLE
CAS94-52-0EC202-341-2
Category
Dye & Pigment
Compound Class
Heterocycle
Primary Use
Antifogging agent in photographic developers
5-Nitrobenzimidazole is a nitroaromatic heterocyclic compound used as an antifogging agent in photographic developers. It functions by inhibiting the formation of fog during the development process, helping to maintain image clarity.
Antifogging agent in photographic developers
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
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Dye intermediate
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fluorescent dye
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H351Suspected of causing cancer
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 5-NITROBENZIMIDAZOLE (CAS 94-52-0) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
6-nitro-1H-benzimidazole
InChIKey
XPAZGLFMMUODDK-UHFFFAOYSA-N
SMILES
C1=CC2=C(C=C1[N+](=O)[O-])NC=N2
Synonyms (28)
- 2ZM
- 1H-Benzimidazole, 5-nitro-
- 1H-Benzimidazole, 6-nitro-
- 4msa
- 4n9c
- 5(6)-Nitrobenzimidazole
- 5-NITROBENZIMIDAZOLE
- 5-Nitro-1H-benzimidazole
- 5-Nitro-1H-benzoimidazole
- 5-Nitrobenzimidizole
- 5-nitro-1H-1,3-benzimidazole
- 5-nitro-1H-1,3-benzodiazole
- 5-nitro-1H-benzo[d]imidazole
- 5-nitrobenzoimidazol
- 5-nitrobenzoimidazole
- 6-Nitro-1H-benzimidazole
- 6-Nitro-1H-benzoimidazole
- 6-Nitrobenzimidazole
- 6-Nitrobenzimidizole
- 6-nitro-1H-1,3-benzodiazole
- Benzimidazole, 5(or 6)-nitro-
- Benzimidazole, 5-nitro-
- Benzimidazole, 5-nitro-(8CI)
- Benzimidazole, 6-nitro-
- benzimidazole, 5(6)-nitro-
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