trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'… 91318-10-4

Name: trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8
Brand: Vaqora Chemicals
SKU: VQ-036690

About trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8

trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 (CAS 91318-10-4) is a stable isotope labelled analogue related to Diethylstibestrol offered by Vaqora Chemicals. With the molecular formula C18H20O2, it has a molar mass of 276.4 g/mol. Systematically, it is named 2,6-dideuterio-4-[(E)-2,2,5,5-tetradeuterio-4-(3,5-dideuterio-4-hydroxyphenyl)hex-3-en-3-yl]phenol. Common synonyms include Diethylstilbestrol-d8 and E-Diethylstilbesterol-d8.

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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation of Diethylstibestrol and related analytes in bioanalytical, pharmacokinetic and impurity studies. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Diethylstibestrol

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

Diethylstibestrol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8
Catalogue No.	VQ-036690
CAS Number	91318-10-4
IUPAC name	2,6-dideuterio-4-[(E)-2,2,5,5-tetradeuterio-4-(3,5-dideuterio-4-hydroxyphenyl)hex-3-en-3-yl]phenol
Molecular formula	C₁₈H₂₀O₂
Molecular weight	276.4 g/mol
Exact mass	276.1965
Grade	Reference Standard
HSN code	38229090
InChIKey	RGLYKWWBQGJZGM-XWCVKCCGSA-N
SMILES	[2H]C1=CC(=CC(=C1O)[2H])/C(=C(/C2=CC(=C(C(=C2)[2H])O)[2H])\C([2H])([2H])C)/C([2H])([2H])C
PubChem CID	12312955

Physical properties
Physical form	Solid
LogP (XLogP3)	5.1
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	Diethylstilbestrol-d8, E-Diethylstilbesterol-d8, TMIJ-0012, Diethyl-1,1,1 ',1'-d4-stilbestrol-3,3',5,5'-d4, (E)-Diethylstilbestrol D8 (ring-3,3',5,5'-diethyl-1,1,1',1'-D8)

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H360May damage fertility or the unborn child
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8?

The CAS Registry Number of trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 is 91318-10-4. It is also known as Diethylstilbestrol-d8, E-Diethylstilbesterol-d8, TMIJ-0012.

What is the molecular formula and molecular weight of trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8?

trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 has the molecular formula C18H20O2 and a molecular weight of 276.4 g/mol. Its IUPAC name is 2,6-dideuterio-4-[(E)-2,2,5,5-tetradeuterio-4-(3,5-dideuterio-4-hydroxyphenyl)hex-3-en-3-yl]phenol.

What is trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 used for?

trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 is supplied as a characterised reference material related to Diethylstibestrol. 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 trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 can I order?

We supply trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 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 trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8?

Yes. Every lot of trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 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 trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 be shipped internationally?

Yes. trans-Diethyl-1,1,1',1'-stilbestrol-3,3',5,5'-d8 is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.