4-Chloro-2-methyl-1H-benzo[d]imidazol-5-ol CAS 124841-32-3
| CAS No. | 124841-32-3 |
| Molecular Formula | C8H7ClN2O |
| Molecular Weight | 182.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 182.61 g/mol gives 4-Chloro-2-methyl-1H-benzo[d]imidazol-5-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Chloro-2-methyl-1H-benzo[d]imidazol-5-ol (CAS 124841-32-3) is a high-purity analytical reference standard with the molecular formula C8H7ClN2O and a molecular weight of 182.61 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 4-Chloro-2-methyl-1H-benzo[d]imidazol-5-ol is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 182.61 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Chloro-2-methyl-1H-benzo[d]imidazol-5-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H7ClN2O |
| Molecular Weight | 182.61 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.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-7-methoxy-1H-indazole (CAS 1000341-90-1)
- 4-Chloro-1'-methyl-1h,1'h-3,4'-bipyrazole (CAS 1006476-14-7)
- 7-chloro-6-methoxy-1H-indazole (CAS 1019332-48-9)
- (8-Chloro-[1,2,4]triazolo[4,3-a]pyridin-3-yl)methanamine (CAS 1020035-28-2)
- (5-Chloro-1H-indazol-3-yl)methanol (CAS 102735-90-0)
- 6-chloro-1,3-dimethyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 1030377-53-7)
- 3-Chloro-5,7-dimethyl-[1,2,4]triazolo[4,3-a]pyrimidine (CAS 1049138-84-2)
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Recommended Standards
- 5-Chloro-3,4-dihydro-1,8-naphthyridin-2(8H)-one (CAS 1237535-79-3)
- 5-Chloro-7-methyl-1,3-benzoxazol-2-amine (CAS 1250209-15-4)
- 2-(5-Chloro-6-methoxypyridin-2-yl)acetonitrile (CAS 1227591-48-1)
- 4-chloro-2-methyl-1H-1,3-benzodiazol-1-ol (CAS 1258649-80-7)
- N-Methyl-N-(2-(piperazin-1-yl)ethyl)acetamide (CAS 1404531-13-0)
- 2-Methoxy-1-methyl-1H-imidazole-5-carboxylic acid (CAS 179756-92-4)
- Dihomo-γ-linolenylethanolamide (CAS 150314-34-4)
- Diethyl 2-amino-6-phenylpyridine-3,4-dicarboxylate, 97% (CAS 39632-83-2)
- 2-(Methoxycarbonyl)-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid (CAS 1956334-98-7)
- 4-(((2,4-Dichlorophenyl)amino)methyl)phthalazin-1(2H)-one (CAS 303995-64-4)
- n-((4-Bromothiophen-2-yl)methyl)-1-ethyl-1h-pyrazol-4-amine (CAS 1155578-59-8)
- 6,7-Diphenyl-[1,2,4]triazolo[4,3-b][1,2,4]triazine (CAS 37160-06-8)
- 3,3'-Dimethyloxacarbocyanineiodide (CAS 14134-79-3)
- Semaglutide Impurity 11 (CAS CATO-C4X-222611)
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