3-(4-Methoxy-3-nitrophenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde CAS 371918-01-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 371918-01-3 |
| Molecular Formula | C17H13N3O4 |
| Molecular Weight | 323.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Methoxy-3-nitrophenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 371918-01-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H13N3O4. Molecular weight: 323.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H13N3O4 |
| Molecular Weight | 323.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- 5-Methoxy-4-(3-nitrophenoxy)-2-phenylpyrimidine (CAS 478029-73-1)
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- 7-Methoxy-8-methyl-2-(3-(trifluoromethyl)-1H-pyrazol-1-yl)quinolin-4-ol (CAS 1108660-11-2)
- 2-Methoxy-6-(quinolin-8-yloxymethyl)-benzoic acid methyl ester (CAS 1171924-46-1)
- 3-Methoxy-4-(2-(2-phenyloxazol-4-yl)ethoxy)benzaldehyde (CAS 920506-67-8)
- Ethyl 7-(4-methoxy-3-nitrophenyl)-7-oxoheptanoate (CAS 898758-95-7)
- Ethyl 8-methoxy-4-phenoxyquinoline-3-carboxylate (CAS 477847-18-0)
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Recommended Standards
- 2-O-Methyl-β-D-N-acetylneuraminic Acid (CAS 23755-35-3)
- 3-(7-Methyl-2-(3-nitrophenyl)imidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 727652-25-7)
- 2-O-Methyl-α-D-N-acetylneuraminic acid (CAS 50930-22-8)
- Diphenyl(trimethylsilyl)phosphine (CAS 17154-34-6)
- Methyl 6-(phenylamino)pyrimidine-4-carboxylate (CAS 81333-08-6)
- 2,2'-{[(2-hydroxyethyl)imino]bis(methylene)}bis(4-allyl-6-methoxyphenol) 55683-37-9 AR-1D1020 (CAS 55683-37-9)
- N-(5-Chloro-2-methoxyphenyl)-3-hydroxy-2-naphthamide (CAS 137-52-0)
- 4-(3,4-Dichlorophenyl)-3h,4h,5h,6h,7h-imidazo[4,5-c]pyridine-6-carboxylic acid (CAS 1136834-69-9)
- 1-Cyclopropyl-2-(3-nitro-1H-1,2,4-triazol-1-yl)ethan-1-one (CAS 340968-89-0)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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