CompoundList
Sign in
Isotope-labelled compounds

Tamoxifen-d5

Also known as Tamoxifen-?d5, Tamoxifen-ethyl-d5, (E/Z)-Tamoxifen-d5

CAS 157698-32-3Formula C26H29NOMolar mass 376.55 g/mol
2 suppliers listed
Get quotes Compare 2 suppliers
Tamoxifen-d5 chemical structure, C26H29NO, CAS 157698-32-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
157698-32-3
Formula
C26H29NO
Molar mass
376.55 g/mol
HS code
284590
Category
Isotope-labelled compounds

What is Tamoxifen-d5?

Plain description, key identifiers and synonyms

Tamoxifen-d5 is a chemical substance with the molecular formula C26H29NO and a molar mass of 376.55 g/mol. Its CAS registry number is 157698-32-3. The IUPAC name is N,N-dimethyl-2-[4-[(Z)-3,3,4,4,4-pentadeuterio-1,2-diphenylbut-1-enyl]phenoxy]ethanamine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N,N-dimethyl-2-[4-[(Z)-3,3,4,4,4-pentadeuterio-1,2-diphenylbut-1-enyl]phenoxy]ethanamine
CAS number
157698-32-3
Molecular formula
C26H29NO
MDL number
MFCD07369649
InChIKey
NKANXQFJJICGDU-FUYVPVGLSA-N
InChI
InChI=1S/C26H29NO/c1-4-25(21-11-7-5-8-12-21)26(22-13-9-6-10-14-22)23-15-17-24(18-16-23)28-20-19-27(2)3/h5-18H,4,19-20H2,1-3H3/b26-25-/i1D3,4D2
Canonical SMILES
CCC(=C(c1ccccc1)c1ccc(OCCN(C)C)cc1)c1ccccc1
Isomeric SMILES
[2H]C([2H])([2H])C([2H])([2H])/C(=C(\C1=CC=CC=C1)/C2=CC=C(C=C2)OCCN(C)C)/C3=CC=CC=C3

Synonyms

  • Tamoxifen-?d5
  • Tamoxifen-ethyl-d5
  • (E/Z)-Tamoxifen-d5
  • Tamoxifen-d5 (ethyl-d5)
  • (Z)-2-(4-(1,2-Diphenyl-1-butenyl-3,3,4,4,4-d5)phenoxy)-N,N-dimethylethanamine
  • N,N-dimethyl-2-[4-[(Z)-3,3,4,4,4-pentadeuterio-1,2-diphenylbut-1-enyl]phenoxy]ethanamine
  • (Z)-Tamoxifen-d5
  • Tamoxifen Impurity 15
  • Ethanamine, 2-(4-(1,2-diphenyl-1-butenyl-3,3,4,4,4-d5)phenoxy)-N,N-dimethyl-, (Z)-
  • N,N-dimethyl-2-[4-[(Z)-3,3,4,4,4-pentadeuterio-1,2-diphenyl-but-1-enyl]phenoxy]ethanamine
  • Tamoxifen-d5, Tamoxifen-ethyl-d5, [D5]-Tamoxifen, 2-[4-[(1Z)-1,2-diphenyl-1-buten-1-yl-3,3,4,4,4-d5]phenoxy]-N,N-dimethyl-ethanamine

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
376.55 g/molcalc.
Exact mass
376.2563 Dacalc.
LogP (octanol/water)
6calc.
Topological polar surface area
12.47 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
8calc.
Heavy atoms
28calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.23calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C(=C(c1ccccc1)c1ccccc1)c1ccccc1

C(=C(c1ccccc1)c1ccccc1)c1ccccc1

3 rings, 20 atoms, the Triphenylethylene ring system.

482 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Tamoxifen-d5 suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 2 suppliers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

2 suppliers in 2 countries

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Tamoxifen-d5 price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Tamoxifen-d5 is traded under.

HS 2845.90Indicative HS code

Compounds, inorganic or organic, of such isotopes, whether or not chemically defined

World exports in 2024
$2.67B
+19.0% vs 2023, imports $1.67B
2019 to 2024
Top exporters
  1. Ireland55.3%
  2. Hong Kong11.8%
  3. United States10.7%
Top importers
  1. China24.3%
  2. Ireland21.9%
  3. South Korea13.3%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Tamoxifen-d5 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Tamoxifen-d5, based on the data on this page

What is Tamoxifen-d5?

Tamoxifen-d5 is a chemical substance with the molecular formula C26H29NO and a molar mass of 376.55 g/mol. Its CAS registry number is 157698-32-3. The IUPAC name is N,N-dimethyl-2-[4-[(Z)-3,3,4,4,4-pentadeuterio-1,2-diphenylbut-1-enyl]phenoxy]ethanamine.

What is the CAS number of Tamoxifen-d5?

The CAS registry number of Tamoxifen-d5 is 157698-32-3.

What is the molecular formula and weight of Tamoxifen-d5?

The molecular formula of Tamoxifen-d5 is C26H29NO and its molar mass is 376.55 g/mol.

What is Tamoxifen-d5 used for?

Known uses and roles of Tamoxifen-d5 include isotope-labelled compounds in research and laboratory.

Is Tamoxifen-d5 hazardous?

No GHS hazard classification for Tamoxifen-d5 is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Tamoxifen-d5?

Tamoxifen-d5 is usually classified under HS code 284590 (Isotopes other than those of heading 2844, compounds, inorganic or organic, of such…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tamoxifen-d5?

CompoundList lists 2 suppliers of Tamoxifen-d5 in Canada and France. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Tamoxifen-d5?

Suppliers quote Tamoxifen-d5 on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Tamoxifen-d5

Get quotes for Tamoxifen-d5

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Tamoxifen-d5
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Tamoxifen-d5 with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/tamoxifen-d5-157698-32-3" title="Tamoxifen-d5 structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Isotope-labelled compounds or HS code 284590

2 suppliers
Free quotes, contact stays private
Get quotes