(2R,3S,11BR)-Dihydrotetrabenazine

About (2R,3S,11BR)-Dihydrotetrabenazine

(2R,3S,11BR)-Dihydrotetrabenazine is an impurity of Tetrabenazine carrying the CAS registry number 862377-31-9. Formula C19H29NO3, molecular weight 319.4 g/mol. Systematically, it is named (2R,3S,11bR)-9,10-dimethoxy-3-(2-methylpropyl)-2,3,4,6,7,11b-hexahydro-1H-benzo[a]quinolizin-2-ol.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Tetrabenazine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer (2R,3S,11BR)-Dihydrotetrabenazine in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Tetrabenazine

View every impurity, metabolite and intermediate we list for Tetrabenazine.

Tetrabenazine impurities

Specifications & identifiers

Chemical identifiers
Product name	(2R,3S,11BR)-Dihydrotetrabenazine
Catalogue No.	VQ-034170
CAS Number	862377-31-9
IUPAC name	(2R,3S,11bR)-9,10-dimethoxy-3-(2-methylpropyl)-2,3,4,6,7,11b-hexahydro-1H-benzo[a]quinolizin-2-ol
Molecular formula	C₁₉H₂₉NO₃
Molecular weight	319.4 g/mol
Exact mass	319.2147
Grade	Reference Standard
HSN code	38229090
InChIKey	WEQLWGNDNRARGE-USXIJHARSA-N
SMILES	CC(C)C[C@H]1CN2CCC3=CC(=C(C=C3[C@H]2C[C@H]1O)OC)OC
PubChem CID	11301629

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	1 / 4
TPSA	41.9 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of (2R,3S,11BR)-Dihydrotetrabenazine?

The CAS Registry Number of (2R,3S,11BR)-Dihydrotetrabenazine is 862377-31-9.

What is the molecular formula and molecular weight of (2R,3S,11BR)-Dihydrotetrabenazine?

(2R,3S,11BR)-Dihydrotetrabenazine has the molecular formula C19H29NO3 and a molecular weight of 319.4 g/mol. Its IUPAC name is (2R,3S,11bR)-9,10-dimethoxy-3-(2-methylpropyl)-2,3,4,6,7,11b-hexahydro-1H-benzo[a]quinolizin-2-ol.

What is (2R,3S,11BR)-Dihydrotetrabenazine used for?

(2R,3S,11BR)-Dihydrotetrabenazine is supplied as a characterised reference material related to Tetrabenazine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of (2R,3S,11BR)-Dihydrotetrabenazine can I order?

We supply (2R,3S,11BR)-Dihydrotetrabenazine in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with (2R,3S,11BR)-Dihydrotetrabenazine?

Yes. Every lot of (2R,3S,11BR)-Dihydrotetrabenazine is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can (2R,3S,11BR)-Dihydrotetrabenazine be shipped internationally?

Yes. We export (2R,3S,11BR)-Dihydrotetrabenazine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.