Skip to Content
Merck

10300

5α-Androstan-17β-ol-3-one

synthetic, ≥99.0% (TLC), Testosterone metabolite, powder

Synonym(s):

17β-Hydroxy-5α-androstan-3-one, 4,5α-Dihydrotestosterone, Androstanolone, Stanolone

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Empirical Formula (Hill Notation):
C19H30O2
CAS Number:
521-18-6
Molecular Weight:
290.44
NACRES:
NA.77
PubChem Substance ID:
329749013
UNSPSC Code:
51111800
EC Number:
208-307-3
MDL number:
MFCD00003667
Beilstein/REAXYS Number:
2056371
Assay:
≥99.0% (TLC)
Form:
powder
Quality level:
200

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

5α-Androstan-17β-ol-3-one, purum, ≥99.0% (TLC)

biological source

synthetic

Quality Level

200

sterility

non-sterile

grade

purum

assay

≥99.0% (TLC)

form

powder

optical activity

[α]20/D +33±1°, c = 1% in ethanol

drug control

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

mp

178-183 °C

storage temp.

2-8°C

SMILES string

[H][C@@]12CC[C@@]3([H])[C@]4([H])CC[C@H](O)[C@@]4(C)CC[C@]3([H])[C@@]1(C)CCC(=O)C2

InChI

1S/C19H30O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h12,14-17,21H,3-11H2,1-2H3/t12-,14-,15-,16-,17-,18-,19-/m0/s1

InChI key

NVKAWKQGWWIWPM-ABEVXSGRSA-N

Looking for similar products? Visit Product Comparison Guide

Other Notes

Sales restrictions may apply

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Repr. 1A

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

10300-VAR-F: + 10300-5G-F: + 10300-BULK-F: + 10300-1G-F:

jan

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Bu B Yeap et al.
The Journal of clinical endocrinology and metabolism, 99(1), E9-18 (2013-11-22)
Testosterone (T) levels decline with age and lower T has been associated with increased mortality in aging men. However, the associations of its metabolites, dihydrotestosterone (DHT) and estradiol (E2), with mortality are poorly defined. We assessed associations of T, DHT
Takashi Taniguchi et al.
Arthritis & rheumatology (Hoboken, N.J.), 67(2), 517-526 (2014-11-12)
Fli-1, a potential predisposing factor for systemic sclerosis (SSc), is constitutively down-regulated in the lesional skin of patients with SSc by an epigenetic mechanism. To investigate the impact of Fli-1 deficiency on the induction of an SSc phenotype in various
Katharine Trenholme et al.
Antimicrobial agents and chemotherapy, 58(7), 3666-3678 (2014-04-16)
Therapies to prevent transmission of malaria parasites to the mosquito vector are a vital part of the global malaria elimination agenda. Primaquine is currently the only drug with such activity; however, its use is limited by side effects. The development
Isabelle Brunet et al.
The Journal of clinical investigation, 124(7), 3230-3240 (2014-06-18)
Autonomic sympathetic nerves innervate peripheral resistance arteries, thereby regulating vascular tone and controlling blood supply to organs. Despite the fundamental importance of blood flow control, how sympathetic arterial innervation develops remains largely unknown. Here, we identified the axon guidance cue
Xianbao Deng et al.
The New phytologist, 201(4), 1469-1483 (2013-11-26)
• Chalcone synthase (CHS) is the key enzyme in the first committed step of the flavonoid biosynthetic pathway and catalyzes the stepwise condensation of 4-coumaroyl-CoA and malonyl-CoA to naringenin chalcone. In plants, CHS is often encoded by a small family
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service