D-Histidine Methyl Ester CAS 17720-12-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17720-12-6 |
| Molecular Formula | C7H11N3O2 |
| Molecular Weight | 169.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
D-Histidine Methyl Ester (CAS 17720-12-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H11N3O2. Molecular weight: 169.18 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H11N3O2 |
| Molecular Weight | 169.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
Related D Standards
- HISTIDINE Impurity N1 (CAS CATO-C1416939)
- HISTIDINE Impurity 12 (CAS CATO-C4X-323912)
- HISTIDINE impurity 3 (CAS CATO-C4X-32393)
- HISTIDINE Impurity 6 (CAS 1932060-69-9)
- L-Histidine-13C6 (CAS 55443-59-9)
- DL-Histidine-alpha,beta,beta-d3 (CAS 344299-50-9)
- HISTIDINE Impurity 2 (CAS 1141479-01-7)
- HISTIDINE impurity 5 (CAS CATO-C4X-32395)
Recommended Standards
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- (S)-Hexahydro-1H-pyrrolo[2,1-d][1,2,5]triazepine-1,5(2H)-dione (CAS 175853-35-7)
- N-(4-Bromobenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)thio)acetamide (CAS 941901-52-6)
- (E)-3-(4-Nitrostyryl)pyridine (CAS 5847-74-5)
- 2H-Spiro[1-benzofuran-3,4’-piperidine] (CAS 171-77-7)
- N3,N3,1-Trimethyl-1H-1,2,4-triazole-3,5-diamine (CAS 87009-70-9)
- 5-[(4-hydroxyphenyl)methyl]imidazolidine-2,4-dione (CAS 58942-04-4)
- Methyl 2,4-dioxo-4-(pyridin-3-yl)butanoate (CAS 23424-36-4)
- 81988-89-8 UH11FDQ454 Ramoplanin A(sub 3) Ramoplanin A3 (S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)- UNII-UH11FDQ454 (CAS 81988-89-8)
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