R0908

R1881

≥98% (HPLC), Androgen receptor agonist, powder

• Synonym(s): (17b)-17-Hydroxy-17-methyl-Estra-4,9,11-trien-3-one, Methyltrienolone, Metribolone, NSC 92858, RU 1881
• Empirical Formula (Hill Notation): C₁₉H₂₄O₂
• CAS Number: 965-93-5
• Molecular Weight: 284.39
• UNSPSC Code: 51111800
• PubChem Substance ID: 329823993
• NACRES: NA.77
• MDL number: MFCD00199021
• Assay: ≥98% (HPLC)
• Form: powder

Properties

• Product Name: R1881, ≥98% (HPLC)
• Quality Segment: 100
• 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

Description

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.

Safety Information

• Storage Class: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable