L-Histidine-UL- CAS 7048-02-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7048-02-4 |
| Molecular Formula | C6H9N3O2 HCl H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
L-Histidine-UL- (CAS 7048-02-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H9N3O2 HCl H2O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H9N3O2 HCl H2O |
| Molecular Weight | 209.63 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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- HISTIDINE Impurity 6 (CAS 1932060-69-9)
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- L-Histidine, 1-methyl-, methyl ester, hydrochloride (1:1) (CAS 256657-21-3)
Recommended Standards
- tert-Butyl 4-chloro-1H-pyrazole-1-carboxylate (CAS 1821332-22-2)
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- 2-(4-(4-Ethoxyphenyl)-2-morpholinothiazol-5-yl)acetic acid (CAS 1443290-05-8)
- 4-amino-1-methylpiperidin-2-one dihydrochloride (CAS 1797374-82-3)
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- 4-Methylpentanal (CAS 1119-16-0)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com