44925

DL-Homocysteine

analytical standard

• Synonym(s): 2-Amino-4-mercaptobutyric acid
• Linear Formula: HSCH₂CH₂CH(NH₂)COOH
• CAS Number: 454-29-5
• Molecular Weight: 135.18
• Beilstein/REAXYS Number: 1721683
• EC Number: 207-222-9
• MDL number: MFCD00004898
• UNSPSC Code: 85151701
• PubChem Substance ID: 329756565
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥95% (T)
• optical activity: [α]/D 0±1°, c = 1 in H₂O
• shelf life: limited shelf life, expiry date on the label
• analyte chemical class(es): amino acids, peptides, proteins
• technique(s): HPLC: suitable
• color: white to off-white
• mp: 232-233 °C (lit.)
• application(s): food and beverages
• format: neat
• storage temp.: −20°C
• SMILES string: NC(CCS)C(O)=O
• InChI: 1S/C4H9NO2S/c5-3(1-2-8)4(6)7/h3,8H,1-2,5H2,(H,6,7)
• InChI key: FFFHZYDWPBMWHY-UHFFFAOYSA-N

Description

Application

DL-Homocysteine may be used as an analytical reference standard for the quantification of homocysteine in biological samples using different chromatography techniques.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Biochem/physiol Actions

Increased plasma homocysteine is a risk factor for coronary heart disease and carcinogenesis; may be a marker for tumor cell growth.

Caution

store under argon

Analysis Note

identification (LS-MS): identity conforms

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable