1,2,3-Trichloro-5-methylbenzene CAS 21472-86-6
Purity >95%In StockPharmaceutical Standards
| CAS No. | 21472-86-6 |
| Molecular Formula | C7H5Cl3 |
| Molecular Weight | 195.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,2,3-Trichloro-5-methylbenzene (CAS 21472-86-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5Cl3. Molecular weight: 195.47 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H5Cl3 |
| Molecular Weight | 195.47 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
Related Trichloro Standards
- 1,2,3-Trichloro-4-methylbenzene (CAS 7359-72-0)
- 1,3,5-Trichloro-2-methylbenzene (CAS 23749-65-7)
- 3,4,5-Trichloro-2-methyl-pyridine (CAS 1187932-77-9)
- 2,3,5-Trichloro-4-methylpyridine (CAS 53939-29-0)
- 2,3,6-Trichloro-5-methylpyridine (CAS 58584-95-5)
- 2,4,6-Trichloro-3-methylpyridine (CAS 89487-72-9)
- 4,5,6-Trichloro-2-methylpyrimidine (CAS 1780-28-5)
- 2,4,6-Trichloro-5-methylpyrimidine (CAS 1780-36-5)
Recommended Standards
- 2,4,5-Trichlorotoluene (CAS 6639-30-1)
- 2,3,5-Trichlorotoluene (CAS 56961-86-5)
- 2,3,6-Trichlorotoluene (CAS 2077-46-5)
- N-(5-bromo-2-methoxybenzyl)cyclopentanamine (CAS 418779-19-8)
- Methyl 3-amino-6-tert-butyl-4,5,6,7-tetrahydro-1-benzothiophene-2-carboxylate (CAS 749920-50-1)
- (R)-6-(1-aminoethyl)-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 1187931-29-8)
- NSC 37553 (CAS 6954-49-0)
- Isotretinoin Glucuronide (CAS 78147-42-9)
- 4-Bromo-2,5-bis(trifluoromethyl)benzaldehyde (CAS 1260743-42-7)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com