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44925

Supelco

DL-Homocysteine

analytical standard

Synonyme(s) :

2-Amino-4-mercaptobutyric acid

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About This Item

Formule linéaire :
HSCH2CH2CH(NH2)COOH
Numéro CAS:
Poids moléculaire :
135.18
Numéro Beilstein :
1721683
Numéro CE :
Numéro MDL:
Code UNSPSC :
85151701
ID de substance PubChem :
Nomenclature NACRES :
NA.24

Qualité

analytical standard

Niveau de qualité

Pureté

≥95% (T)

Activité optique

[α]/D 0±1°, c = 1 in H2O

Durée de conservation

limited shelf life, expiry date on the label

Classe(s) chimique(s) de l'analyte

amino acids, peptides, proteins

Technique(s)

HPLC: suitable

Couleur

white to off-white

Pf

232-233 °C (lit.)

Application(s)

food and beverages

Format

neat

Température de stockage

−20°C

Chaîne SMILES 

NC(CCS)C(O)=O

InChI

1S/C4H9NO2S/c5-3(1-2-8)4(6)7/h3,8H,1-2,5H2,(H,6,7)

Clé InChI

FFFHZYDWPBMWHY-UHFFFAOYSA-N

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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.

Actions biochimiques/physiologiques

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

Attention

store under argon

Remarque sur l'analyse

identification (LS-MS): identity conforms

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

Pre-column derivatization high-performance liquid chromatographic method for determination of cysteine, cysteinyl-glycine, homocysteine and glutathione in plasma and cell extracts
Katrusiak.EA, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 758(2), 207-212 (2001)
Rapid measurement of total plasma homocysteine by HPLC
Frick B, et al.
Clinica Chimica Acta; International Journal of Clinical Chemistry, 331(1-2), 19-23 (2003)
Joshua A Dubland et al.
Journal of mass spectrometry and advances in the clinical lab, 20, 1-10 (2021-11-26)
Inborn errors of propionate, cobalamin and methionine metabolism are targets for Newborn Screening (NBS) in most programs world-wide, and are primarily screened by analyzing for propionyl carnitine (C3) and methionine in dried blood spot (DBS) cards using tandem mass spectrometry
Ghulam Mohammad et al.
International journal of molecular sciences, 21(5) (2020-03-11)
High homocysteine is routinely observed in diabetic patients, and this non-protein amino acid is considered as an independent risk factor for diabetic retinopathy. Homocysteine biosynthesis from methionine forms S-adenosyl methionine (SAM), which is a major methyl donor critical in DNA
Silvia Hoirisch-Clapauch et al.
Schizophrenia research, 159(1), 118-123 (2014-09-11)
Clot buster tissue plasminogen activator (tPA) and its end-product plasmin play a well-defined role in neurochemistry. They mediate a number of events that culminate in tolerance against excitotoxicity, hippocampal neurogenesis, synaptic remodeling, neuronal plasticity, cognitive and emotional processing. Abnormalities in

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