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Key Documents

R0908

Sigma-Aldrich

R1881

≥98% (HPLC)

Synonym(s):

(17b)-17-Hydroxy-17-methyl-Estra-4,9,11-trien-3-one, Methyltrienolone, Metribolone, NSC 92858, RU 1881

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About This Item

Empirical Formula (Hill Notation):
C19H24O2
CAS Number:
Molecular Weight:
284.39
MDL number:
UNSPSC Code:
51111800
PubChem Substance ID:
NACRES:
NA.77

Quality Level

Assay

≥98% (HPLC)

form

powder

optical activity

[α]/D -48 to -68°

drug control

USDEA Schedule IIIN; Home Office Schedule 4.2; regulated under CDSA - not available from Sigma-Aldrich Canada

color

light yellow to yellow

solubility

DMSO: ≥10 mg/mL

storage temp.

2-8°C

SMILES string

C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CCC4=C3C=C[C@]12C

InChI

1S/C19H24O2/c1-18-9-7-15-14-6-4-13(20)11-12(14)3-5-16(15)17(18)8-10-19(18,2)21/h7,9,11,16-17,21H,3-6,8,10H2,1-2H3/t16-,17+,18+,19+/m1/s1

InChI key

CCCIJQPRIXGQOE-XWSJACJDSA-N

Related Categories

Biochem/physiol Actions

Androgen receptors (ARs) are nuclear hormone receptors/transcription factors. R1881, also known as methyltrienolone, is a synthetic androgen. It is the gold standard AR agonist.
R1881 (methyltrienolone) is a potent synthetic androgen.

Features and Benefits

This compound is featured on the Nuclear Receptors (Steroids) page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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