2,4-Dihydrochromeno[4,3-c]pyrazole CAS 74618-03-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 74618-03-4 |
| Molecular Formula | C10H8N2O |
| Molecular Weight | 172.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dihydrochromeno[4,3-c]pyrazole (CAS 74618-03-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H8N2O. Molecular weight: 172.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H8N2O |
| Molecular Weight | 172.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 1978 |
| Nitrogen Atoms | 2 |
Related Dihydrochromeno Standards
- 1,4-Dihydrochromeno[4,3-c]pyrazole (CAS 57669-35-9)
- 3,4-Dihydrochromeno[3,4-d]imidazole-2(1H)-thione (CAS 22399-37-7)
- 1,4-Dihydrochromeno[4,3-c]pyrazole-3-carboxylic acid (CAS 694507-52-3)
- 2,4-Dihydrochromeno[4,3-c]pyrazole-3-carboxylic acid (CAS 909091-78-7)
- 2-Phenyl-1,4-dihydrochromeno[4,3-b]pyrrole (CAS 88989-40-6)
- 2-Phenyl-3,4-dihydrochromeno[3,4-d]imidazole (CAS 35371-17-6)
- 2-(10-Oxo-1,10-dihydrochromeno[2,3-f]indol-4-yl)acetic acid (CAS 848640-85-7)
Recommended Standards
- 2,3-Dihydro-1H-benzo[d]pyrrolo[1,2-a]imidazol-1-one (CAS 19950-82-4)
- 2,5-Dioxaspiro[3.5]Nonane-8-carboxylic acid (CAS 2306268-16-4)
- 2,2'-Oxydipyridine (CAS 53258-94-9)
- (E)-N-(2-((2-Cyclohexylethyl)thio)ethyl)dec-2-enamide (CAS 137089-36-2)
- N-Acetyl-S-(3-carboxy-2-propyl)-L-cysteine (Mixture of diasteromers) (CAS 33164-65-7)
- 1-(1-Ethoxy-4-ethylcyclohexyl)-N-methylmethanamine (CAS 1249024-58-5)
- 8-Chloroquinoline-2,4-diol (CAS 1822902-32-8)
- 3-(4-Fluoro-3-methylbenzyl)azetidine (CAS 1248723-52-5)
- 4-[(3-Phenylphenoxy)methyl]benzoic acid (CAS 149288-67-5)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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