3-Butyl-5-chloro-1-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde CAS 1354939-49-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1354939-49-3 |
| Molecular Formula | C14H14ClFN2O |
| Molecular Weight | 280.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Butyl-5-chloro-1-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 1354939-49-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H14ClFN2O. Molecular weight: 280.73 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H14ClFN2O |
| Molecular Weight | 280.73 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Butyl Standards
- (2-Chloro-4-(4-fluorophenyl)-6-isopropylpyrimidin-5-yl)methanol (CAS 1207460-23-8)
- 3-Butyl-5-chloro-1-(2-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 1354919-84-8)
- 3-Butyl-5-chloro-1-(3-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 1354939-42-6)
- 4-chloro-N-(pyridin-3-ylmethylidene)benzene-1-sulfonamide (CAS 137505-14-7)
- 7-Chloro-benzo[d]imidazo[2,1-b]thiazole-2-carboxylic acid ethyl ester (CAS 81022-05-1)
- 8-Chloro-4H-thieno[3,2-c]chromene-2-carbohydrazide (CAS 925005-52-3)
- 3-Chloro-N,N-dipropyl-5-(trifluoromethyl)-2-pyridinamine (CAS 1220029-34-4)
- 1-(4-((2-Chloro-6-fluorobenzyl)oxy)phenyl)ethan-1-ol (CAS 477889-19-3)
Recommended Standards
- (Z)-1-(thiazol-2-yl)ethan-1-one O-(3-chlorobenzoyl) oxime (CAS 866149-25-9)
- 2-(1-Chloroethyl)-5-(furan-2-yl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 877041-23-1)
- 3-Methyl-2,4-dioxo-1,2,3,4-tetrahydro-6-quinazolinesulfonyl chloride (CAS 1206117-96-5)
- 1-(3-Methylphenyl)cyclopropan-1-amine hydrochloride (CAS 1134683-51-4)
- (R)-(5S)-2-Isopropyl-5-methylcyclohexyl 4-methylbenzenesulfinate (CAS 91796-57-5)
- 4-Cyclopropoxy-5-methoxypicolinonitrile (CAS 1243451-16-2)
- (R)-2-amino-4-phenylbutan-1-ol hydrochloride (CAS 151005-63-9)
- Nilotinib Hydrochloride Monohydrate EP Impurity G (CAS 917392-54-2)
- 3-((3-Nitropyridin-2-yl)amino)propan-1-ol (CAS 50503-13-4)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
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