5-Chloro-4-methylbenzimidazole CAS 1360938-85-7
| CAS No. | 1360938-85-7 |
| Molecular Formula | C8H7ClN2 |
| Molecular Weight | 166.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Chloro-4-methylbenzimidazole.
5-Chloro-4-methylbenzimidazole (CAS 1360938-85-7) is a high-purity analytical reference standard with the molecular formula C8H7ClN2 and a molecular weight of 166.61 g/mol.
Structurally, 5-Chloro-4-methylbenzimidazole (C8H7ClN2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 166.61 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Chloro-4-methylbenzimidazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H7ClN2 |
| Molecular Weight | 166.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 5-Chloro-6-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1000340-18-0)
- 6-Chloro-5-methyl-1H-indazole (CAS 1000341-02-5)
- 3-Chloro-7-methyl-1H-pyrrolo[3,2-c]pyridine (CAS 1000341-46-7)
- 5-Chloro-6-methyl-2H-indazole (CAS 1000343-64-5)
- 2-(2-Chloro-6-methylpyridin-3-yl)acetonitrile (CAS 1000514-91-9)
- 2-(6-Chloro-2-methylpyridin-3-yl)acetonitrile (CAS 1000529-85-0)
- 6-Chloro-2,4-dimethylpyridine-3-carbonitrile (CAS 101251-72-3)
- 2-Chloro-6-Methylimidazo[1,2-a]pyridine (CAS 1019019-96-5)
Recommended Standards
- 6-Chloro-2-methylimidazo[1,2-a]pyridine (CAS 13583-92-1)
- 4-chloro-2-(methylamino)benzonitrile (CAS 1369935-45-4)
- 6-Chloro-4-methyl-5-azaindole (CAS 1352397-22-8)
- 7-Chloro-3-methyl-1H-indazole (CAS 1378582-62-7)
- n-Methyl-3-phenylpropanamide (CAS 940-43-2)
- Nitrosomethyl-(2-phenylethyl)amine (CAS 13256-11-6)
- 2-(1,1,1,3,3,3-Hexafluoropropan-2-yloxy)-5-nitrobenzaldehyde (CAS 1707367-45-0)
- N-[(1,1-Dimethylethoxy)carbonyl]-S-(phenylmethyl)-L-homocysteine (CAS 16947-99-2)
- 2-Fluoro-1-(methoxymethoxy)-3-methylbenzene (CAS 1698576-59-8)
- (2-Methoxyphenyl)(5-nitro-1H-indol-1-yl)methanone (CAS 820234-20-6)
- 3-Iodo-4-methoxy-1H-indazole (CAS 944898-81-1)
- 3-Amino-4-chlorobenzamide (CAS 19694-10-1)
- 1-(cyclopentyloxy)-4-ethynylbenzene (CAS 1395039-84-5)
- SAMS Peptide (CAS 125911-68-4)
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