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3β-acetoxy-5α-cholestane-5,6β-diol 6-toluene-p-sulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33346-99-5

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33346-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33346-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,3,4 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 33346-99:
(7*3)+(6*3)+(5*3)+(4*4)+(3*6)+(2*9)+(1*9)=115
115 % 10 = 5
So 33346-99-5 is a valid CAS Registry Number.

33346-99-5Downstream Products

33346-99-5Relevant academic research and scientific papers

Synthesis of (6α-2H)- and (6β-2H)-Cholest-4-en-3-one

Collins, David J.,Jackson, W. Roy,Timms, Raymond N.

, p. 2767 - 2775 (2007/10/02)

Good experimental procedures for the preparation of both (6α-2H)- and (6β-2H)-cholest-4-en-3-one are described, based on modification of methods described by Nambara and his coworkers.In addition, some less satisfactory literature methods are commented on and experiments based upon two proposed short, but unsuccessful, routes are described.

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