2′,3′,5′,6′-Tetrahydrospiro[2H-1-benzopyran-2,4′-[4H]pyran]-4(3H)-one CAS 954422-16-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 954422-16-3 |
| Molecular Formula | C13H14O3 |
| Molecular Weight | 218.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2′,3′,5′,6′-Tetrahydrospiro[2H-1-benzopyran-2,4′-[4H]pyran]-4(3H)-one (CAS 954422-16-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H14O3. Molecular weight: 218.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H14O3 |
| Molecular Weight | 218.25 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1987 |
Related Tetrahydrospiro Standards
- (2',3',5',6'-Tetrahydrospiro[indoline-3,4'-pyran]-5-yl)methanamine (CAS 1373028-55-7)
- 7-Methyl-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-2-one (CAS 1697929-45-5)
- 4-Methyl-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-2-one (CAS 2166901-93-3)
- (2',3',5',6'-Tetrahydrospiro[indoline-3,4'-pyran]-5-yl)methanol (CAS 1373028-39-7)
- 1',4',6',7'-Tetrahydrospiro[cyclopentane-1,5'-indazole]-3'-carboxylic acid (CAS 1600487-91-9)
- Ethyl 1',4',6',7'-tetrahydrospiro[cyclopropane-1,5'-indazole]-3'-carboxylate (CAS 2102412-29-1)
- 6,7,8,9-Tetrahydrospiro[benzo[7]annulene-5,3'-piperidine] (CAS 1342594-49-3)
- 2',3',4',9'-Tetrahydrospiro[oxetane-3,1'-pyrido[3,4-b]indole] (CAS 1523558-63-5)
Recommended Standards
- 2-[5-Oxo-6,7,8,9-tetrahydro-5H-benzo[7]annulen-6-yl]acetic acid (CAS 6742-32-1)
- 2-Allyl-6-nitro-1,2,3,4-tetrahydroisoquinoline (CAS 207804-95-3)
- 2-[4-(4-fluorophenyl)-1,3-thiazol-2-yl]acetonitrile (CAS 342405-40-7)
- 1,3-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-6-carboxylic acid (CAS 924843-71-0)
- ethyl 4-chlorothieno[2,3-d]pyrimidine-5-carboxylate (CAS 1216013-63-6)
- 3,3-difluoropropan-1-ol (CAS 461-52-9)
- Z-Val-OEt (CAS 67436-18-4)
- 4-(6-Fluoropyridin-3-yl)-6-hydroxypyrazolo[1,5-a]pyridine-3-carbonitrile (CAS 2222654-09-1)
- N-(4-Chlorophenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775440-60-2)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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