1,6-Anhydro-3,4-O-isopropylidene-2-tosyl-β-D-galactopyranose CAS 81028-98-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81028-98-0 |
| Molecular Formula | C16H20O7S |
| Molecular Weight | 356.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,6-Anhydro-3,4-O-isopropylidene-2-tosyl-β-D-galactopyranose (CAS 81028-98-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H20O7S. Molecular weight: 356.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H20O7S |
| Molecular Weight | 356.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Sulfur Atoms | 1 |
Related Anhydro Standards
- 1,4-Anhydro-3,5-bis-O-(tert-butyldimethylsilyl)2-deoxy-D-erythro-pent-1-enitol (CAS 173327-56-5)
- 2,5-Anhydro-3,4-dibenzyl-D-glucitol (CAS 129115-89-5)
- 1,5-Anhydro-4,6-O-benzylidene-2,3-dideoxy-2-[uracil-1-yl]-D-glucitol (CAS 852235-06-4)
- (5S)-5,6-Anhydro-2,3,4-trideoxy-2-[[(phenylmethoxy)carbonyl]amino]-L-glycero-hexonic acid tert-Butyl Ester (CAS 204074-52-2)
- 2,3-Anhydro-4,6-O-benzylidene-N-(tert-butoxycarbonyl)-1,5-deoxy-1,5-imino-D-glucitol (CAS 133697-22-0)
- 2,5-Anhydro-D-mannitol Tetraacetate (CAS 65729-88-6)
- Anhydro ophiobolin A (CAS 6026-65-9)
- 1,6-Anhydro-4-O-alpha-D-glucopyranosyl-D-glucopyranose (CAS 2672-63-1)
Recommended Standards
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(4-fluorophenyl)piperazin-1-yl)propan-1-one (CAS 344569-55-7)
- 1'-[5-(Trifluoromethyl)pyridin-2-yl]-[1,4'-bipiperidine]-4'-carboxamide (CAS 551931-39-6)
- (2Z)-3-[(3,5-Dimethoxyphenyl)amino]-2-[4-(3-fluoropropoxy)phenyl]prop-2-enenitrile (CAS 478039-54-2)
- (6-Isopropoxynaphthalen-2-yl)boronic acid (CAS 1334221-34-9)
- 1,8-Dioxa-3-azaspiro[4.5]decan-2-one (CAS 1486990-19-5)
- Methyl 4,5,6,7-tetrahydrothiazolo[4,5-c]pyridine-2-carboxylate (CAS 1256806-74-2)
- 1-Imino-1λ6-thiomorpholine 1-oxide dihydrochloride (CAS 2503207-99-4)
- N-[4-(2,3-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenylidene]methanamine (CAS 340830-05-9)
- 2-Ethoxy-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 2098425-81-9)
- Semaglutide impurity 289 (CAS CATO-C4X-2226289)
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