L-Histidine Hydrochloride Monohydrate CAS 5934-29-2
Purity >95%In StockPharmaceutical Standards
| CAS No. | 5934-29-2 |
| Molecular Formula | C6H9N3O2 HCl H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
L-Histidine Hydrochloride Monohydrate (CAS 5934-29-2) 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 | >95% |
| 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.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related L Standards
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- HISTIDINE Impurity 6 (CAS 1932060-69-9)
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- D-Histidine, 1-[(1,1-dimethylethoxy)carbonyl]-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, compd. with cyclohexanamine (1:1) (CAS 210755-31-0)
- L-Histidine, 1-methyl-, methyl ester, hydrochloride (1:1) (CAS 256657-21-3)
Recommended Standards
- tert-butyl N-(7-bromoheptyl)-N-methyl-carbamate (CAS 2734864-63-0)
- 3-{[(4-bromophenyl)methanesulfinyl]methyl}-5-{[(4-chlorophenyl)methyl]sulfanyl}-4-ethyl-4H-1,2,4-triazole (CAS 344275-16-7)
- 6-Hydroxy-5-(4-methoxybenzyl)pyrimidin-4(3H)-one (CAS 16015-98-8)
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- 1-(3-Fluorophenyl)-2-(oxetan-3-ylthio)ethan-1-one (CAS 1538495-13-4)
- Liraglutide Impurity 20 TFA Salt (CAS CATO-C4X-199220)
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