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17α-hydroxy-B-norandrost-5-ene-3β-yl acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

153261-55-3

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153261-55-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 153261-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,3,2,6 and 1 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 153261-55:
(8*1)+(7*5)+(6*3)+(5*2)+(4*6)+(3*1)+(2*5)+(1*5)=113
113 % 10 = 3
So 153261-55-3 is a valid CAS Registry Number.

153261-55-3Relevant academic research and scientific papers

SYNTHESIS OF 17&α-HYDROXY STEROIDS: B-NOREPITESTOSTERONE

Kasal, Alexander

, p. 2202 - 2210 (1993)

The key intermediate VI was prepared by two ways: by B ring contraction of an androst-5-ene-3β,17α-diol derivative I and by configurational inversion of the 17β-hydroxy group in a N-norandrost-5-ene-3β,17β-diol derivative XII.B-Norepitestosterone (IX) and

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