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5α-cholestane-3β,5-diol 3-acetate 5-(4-iodophenyl)acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

87899-29-4

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87899-29-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87899-29-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,8,9 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 87899-29:
(7*8)+(6*7)+(5*8)+(4*9)+(3*9)+(2*2)+(1*9)=214
214 % 10 = 4
So 87899-29-4 is a valid CAS Registry Number.

87899-29-4Relevant academic research and scientific papers

REMOTE HALOGENATION: SOME MODEL STUDIES AND SPECIFIC DEGRADATION OF THE CHOLESTEROL, SITOSTEROL, AND CAMPESTEROL SIDE CHAIN

Welzel, Peter,Hobert, Kurt,Ponty, Aranka,Neunert, Dirk,Klein, Harald,Milkova, Tsenka

, p. 4509 - 4518 (2007/10/02)

1) Two high-yield procedures for the conversion of 1 to 4 are reported. 2) 11 was degraded to 34 in good overall yield via 17, 20, 26, 31, 29, and 30.Similarly, 34 was obtained from 12 and 13.

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