Chlorprothixene EP Impurity A CAS 4295-65-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 4295-65-2 |
| Molecular Formula | C18H20ClNOS |
| Molecular Weight | 333.88 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Chlorprothixene EP Impurity A (CAS 4295-65-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C18H20ClNOS. Molecular weight: 333.88 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H20ClNOS |
| Molecular Weight | 333.88 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorprothixene Standards
- Chlorprothixene EP Impurity F (CAS 4546-35-4)
- Chlorprothixene (CAS 113-59-7)
- Chlorprothixene Hydrochloride - Impurity B (CAS 2622-24-4)
- Chlorprothixene EP Impurity E (CAS 86-39-5)
- Chlorprothixene EP Impurity F HCl (CAS 2461-06-5；4546-35-4 (free base))
- Chlorprothixene EP Impurity B HCl (CAS 4907-84-0)
- Chlorprothixene EP Impurity C HCI (CAS 51382-91-3 (free base))
- Chlorprothixene hydrochloride (CAS 6469-93-8)
Recommended Standards
- tert-butyl 3-chloro-8-thia-4,6,11-triazatricyclo[7.4.0.0²,⁷]trideca-1(9),2(7),3,5-tetraene-11-carboxylate (CAS 946198-89-6)
- 2,3,7,8-Tetrachloro[13C12]dibenzo-p-dioxin (CAS 76523-40-5)
- N-[4-(Butan-2-yl)phenyl]-2-[(4-chlorophenyl)sulfanyl]acetamide (CAS 329079-03-0)
- Lurasidone Impurity 21 (CAS 188797-79-7)
- Argatroban Impurity 142 (CAS CATO-C4X-1007142)
- (2S,3R,4S,5R)-2-(2-chloroethoxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 18404-86-9)
- 1-(5,6-Dimethylpyrazin-2-yl)ethanone (CAS 54300-10-6)
- (2R,3R)-1-ethyl-2-(2-methoxyphenyl)-6-oxopiperidine-3-carboxylic acid (CAS 1082648-25-6)
- Senkyunolide N (CAS 140694-58-2)
- Tirzepatide Impurity 12 (CAS CATO-C4X-324012)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com