Butanoic acid, 2-[2-(4-methoxyphenyl)diazenyl]-3-oxo-,ethyl ester CAS 18794-95-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18794-95-1 |
| Molecular Formula | C13H16N2O4 |
| Molecular Weight | 264.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Butanoic acid, 2-[2-(4-methoxyphenyl)diazenyl]-3-oxo-,ethyl ester (CAS 18794-95-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H16N2O4. Molecular weight: 264.28 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H16N2O4 |
| Molecular Weight | 264.28 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Butanoic Standards
- Butanoic acid, 4-bromo-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 42014-52-8)
- Butanoic acid, 4-(acetylthio)-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 1204586-28-6)
- Butanoic acid, 4-bromo-2-(methoxyimino)-3-oxo-, ethyl ester, (Z)- (CAS 65872-39-1)
- Butanoic acid, 4-(3-acetylphenoxy)-, ethyl ester (CAS 756485-01-5)
- 63379-63-5 Butanoic acid, 3-methyl-, iodomethyl ester CTK2A9389 (CAS 63379-63-5)
- Butanoic acid, 4-(phenylmethoxy)-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 183946-69-2)
- Butanoic acid, 2-[(dimethylamino)methylene]-3-oxo-4-(phenylmethoxy)-, ethyl ester (CAS 727382-68-5)
- Butanoic acid, 4-[(2,5-dioxo-1-pyrrolidinyl)oxy]-4-oxo-, methyl ester (CAS 52787-46-9)
Recommended Standards
- 1,3-Diethyl 2-{[(pyridin-4-yl)amino]methylidene}propanedioate (CAS 186490-40-4)
- 6-[(1-Acetylpiperidin-4-yl)amino]pyrimidine-4-carboxylic acid (CAS 1884246-71-2)
- 3-Phenyl-5-(phenylamino)isoxazole-4-carbaldehyde (CAS 183666-46-8)
- 7-Cyclopropyl-2,4-dioxo-1-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 1217862-38-8)
- 4-Chlorophthalazin-1-amine (CAS 13580-86-4)
- 2-Chloro-N-(3-chloro-9,10-dihydro-9,10-dioxo-2-anthracenyl)propanamide (CAS 743444-22-6)
- 4-Methoxy-7-methylthieno[3,2-d]pyrimidine (CAS 676549-71-6)
- 2-Bromo-5-fluorobenzo[d]thiazole (CAS 441715-01-1)
- Pyrido[3,4-d]pyrimidine (CAS 253-86-1)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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