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16826-57-6

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16826-57-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16826-57-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,8,2 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 16826-57:
(7*1)+(6*6)+(5*8)+(4*2)+(3*6)+(2*5)+(1*7)=126
126 % 10 = 6
So 16826-57-6 is a valid CAS Registry Number.

16826-57-6Relevant articles and documents

CONVERSION OF THE CHOLESTEROL SIDECHAIN TO A 17-ACETYL GROUP BY REMOTE CHLORINATION REACTIONS

Maitra, Uday,Breslow, Ronald

, p. 3087 - 3090 (2007/10/02)

Two methods to convert cholesterol to pregnane derivatives are described.In one, template directed chlorination of C-20 with an iodoaryl ester attached at the 6 β position was used to convert i-cholesterol to pregnenolone.

Isolation of neochlorogenin and painculogenin from Solanum paniculatum L.

Ripperger,Schreiber,Budzikiewicz

, p. 1741 - 1752 (2007/10/17)

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