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74524-23-5

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74524-23-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74524-23-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,2 and 4 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 74524-23:
(7*7)+(6*4)+(5*5)+(4*2)+(3*4)+(2*2)+(1*3)=125
125 % 10 = 5
So 74524-23-5 is a valid CAS Registry Number.

74524-23-5Relevant articles and documents

Acid-catalyzed isomerization of 7-dehydrocholesterol benzoate. A revised mechanism and an improved synthetic procedure

Wilson,Schroepfer Jr.

, p. 1713 - 1719 (2007/10/02)

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Improved preparation of (3β,5α,14α)-3-hydroxy-14-methylcholest-7-en-15-one. Synthesis of ergostenone and 20α-(hydroxymethyl)pregnenone analogues

Dolle,Kruse

, p. 4047 - 4053 (2007/10/02)

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