Alpha-D(+)-Lactose Monohydrate CAS 5989-81-1
Purity >95%In StockPharmaceutical Standards
| CAS No. | 5989-81-1 |
| Molecular Formula | C12H22O11 H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Alpha-D(+)-Lactose Monohydrate (CAS 5989-81-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H22O11 H2O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H22O11 H2O |
| Molecular Weight | 360.31 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1958 |
Recommended Standards
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- 2-(2-ethoxyphenyl)piperidine (CAS 383128-66-3)
- 3-(Bromodifluoromethyl)-8-chloro-6-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridine (CAS 1823188-41-5)
- 5-(3-Fluorophenyl)-1,2,4-triazin-3-amine (CAS 1152505-97-9)
- 2-Bromo-5-(difluoromethyl)-6-fluoronicotinic acid (CAS 1804852-02-5)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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