Ramelteon Metabolite M-II-d3 (Mixture of R and S at the Hydroxy Position) CAS 1246812-22-5

Purity >95%In StockPharmaceutical Standards
CAS No.1246812-22-5
Molecular FormulaC16H18D3NO3
Molecular Weight278.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ramelteon Metabolite M-II-d3 (Mixture of R and S at the Hydroxy Position) CAS 1246812-22-5 chemical structure

Description

Ramelteon Metabolite M-II-d3 (Mixture of R and S at the Hydroxy Position) (CAS 1246812-22-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H18D3NO3. Molecular weight: 278.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC16H18D3NO3
Molecular Weight278.36 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms1

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