3,4-Dihydro-2-ethoxy-2H-pyrane CAS 103-75-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 103-75-3 |
| Molecular Formula | C7H12O2 |
| Molecular Weight | 128.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Dihydro-2-ethoxy-2H-pyrane (CAS 103-75-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H12O2. Molecular weight: 128.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H12O2 |
| Molecular Weight | 128.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
Related Dihydro Standards
- 3,4-Dihydro-2-methoxy-4-methyl-2H-pyran (cis- and trans- mixture) (CAS 53608-95-0)
- 5,6-Dihydro-2h-thiopyran-3-carbaldehyde (CAS 30058-79-8)
- 5,6-Dihydro-2H-pyran-3-carboxylic acid (CAS 100313-48-2)
- 3,6-dihydro-2H-pyran-2-carboxylic acid (CAS 116233-54-6)
- Methyl 4,5-dihydro-1H-pyrazole-5-carboxylate (CAS 164928-01-2)
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- 1-(5,6-dihydro-1,4-dioxin-2-yl)ethan-1-one (CAS 59602-14-1)
- 2-Methyl-4,5-dihydro-1h-imidazole-4-carboxylic acid (CAS 902771-01-1)
Recommended Standards
- {2-oxabicyclo[4.1.0]heptan-7-yl}methanol (CAS 102628-95-5)
- 2-(Hydroxymethyl)-2-methylcyclopentan-1-one (CAS 10316-60-6)
- 1-Methoxyhex-4-en-3-one (CAS 102548-16-3)
- N-Cyclopropyl-N-(2-(methylamino)cyclohexyl)acetamide (CAS 1353943-72-2)
- 2-pentyl acetate (CAS 626-38-0)
- CAS 869990-13-6 (CAS 869990-13-6)
- N-(4-(((4-chlorophenyl)thio)methyl)phenyl)-4-(trifluoromethyl)benzamide (CAS 321431-96-3)
- (11bR)-N,N-bis((R)-1-phenylethyl)-8,9,10,11,12,13,14,15-octahydrodinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 1389329-66-1)
- 3,4-Dichloro-7-methoxyquinoline (CAS 1204810-57-0)
- Custom peptides (CAS CATO-CPTD788509)
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