Synonyms : 9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl-d₅ acetate; Betamethasone-d₅ acetate

Applications : This is a deuterium labelled impurity of Dexamethasone (Dexamethasone-d5 acetate EP impurity D), which is a type of corticosteroid medication. It is used in the treatment of many conditions, including rheumatic problems, a number of skin diseases, severe allergies, asthma, chronic obstructive lung disease, croup, brain swelling, and along with antibiotics in tuberculosis.

References : LaLone C. A. et al.: Environ Toxicol Chem. 31 (3), 611-622, 2012; Adcock I. M. et al.: Br. J. Pharmacol. 127 (4), 1003-1011, 1999; Rocksén D. et al. Clin Exp Immunol. 122 (2), 249-256, 2000; Roussel D. et al., FEBS Lett., 541(1-3), 75-79, 2003; Maher H.M. et al., J. Pharm Biomed Anal.,124, 216-227, 2016.

Storage : Keep container tightly closed under nitrogen or argon and refrigerate for long-term shelf life.

Caution : In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing and gloves.