3-Chlorobenzo[h]cinnoline CAS 88385-07-3
| CAS No. | 88385-07-3 |
| Molecular Formula | C12H7ClN2 |
| Molecular Weight | 214.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-Chlorobenzo[h]cinnoline (C12H7ClN2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 214.65 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 3-Chlorobenzo[h]cinnoline (CAS 88385-07-3), a certified reference material (molecular formula C12H7ClN2, MW 214.65 g/mol) for analytical method development and quality control.
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), 3-Chlorobenzo[h]cinnoline 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 | C12H7ClN2 |
| Molecular Weight | 214.65 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorobenzo Standards
- 6-Chlorobenzo[c][1,8]naphthyridine (CAS 1416438-36-2)
- 3-Chlorobenzo[h]cinnoline (CAS 361979-42-2)
- 2-(7-Chlorobenzo[d][1,3]dioxol-5-yl)-N-methylethan-1-amine (CAS 1341303-02-3)
- 10-Chlorobenzo[g]quinoline (CAS 3645-26-9)
- 4-Chlorobenzo[f]isoquinoline (CAS 32081-28-0)
- 7-Chlorobenzo[h]quinoline (CAS 32863-83-5)
- 2-Chlorobenzo[d]thiazole-4-carboxylic acid (CAS 1260529-68-7)
- 2-Chlorobenzo[d]thiazole-7-carboxylic acid (CAS 1379324-66-9)
Recommended Standards
- 3-Ethoxy-4-methoxybenzoyl chloride (CAS 82613-08-9)
- 3-Chloro-6-(phenylethynyl)pyridazine (CAS 77778-15-5)
- 4-(2-Chloroethoxy)-3-methoxybenzaldehyde (CAS 204915-71-9)
- 3-Chloro-5-ethoxy-4-methoxybenzaldehyde (CAS 736948-97-3)
- Perfluoroazelaic acid (CAS 23453-64-7)
- 3-(4-Bromophenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine (CAS 113486-74-1)
- 2,2,2-Trifluoroethyl (4,5-dimethylthiazol-2-yl)carbamate (CAS 1306606-07-4)
- Palbociclib Impurity 111 (CAS 571189-16-7)
- 5-hydroxy-4'-methoxy-4-(1,2,3,4-tetrahydroisoquinolin-1-yl)-6-(1H-1,2,4-triazol-1-yl)-1,6-dihydro-[1,1'-biphenyl]-3(2H)-one (CAS 1005273-39-1)
- 1-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-3-(1H-indol-3-yl)pyrrolidine-2,5-dione (CAS 338962-80-4)
- Suvorexant Impurity 7 (CAS CATO-C4X-18127)
- Methyl 5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxylate (CAS 852021-86-4)
- 1-(2-Chloro-3-methyl-4-(methylthio)phenyl)ethanone (CAS 181997-71-7)
- Semaglutide impurity 197 (CAS CATO-C4X-2226197)
Why CATO?
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