The CAS Registry Mumber 103751-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,7,5 and 1 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 103751-25: (8*1)+(7*0)+(6*3)+(5*7)+(4*5)+(3*1)+(2*2)+(1*5)=93 93 % 10 = 3 So 103751-25-3 is a valid CAS Registry Number.
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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Get Best Price for103751-25-3Benzoic acid (3S,5R,9R,10S,13R,17R)-17-((R)-1,5-dimethyl-hexyl)-7,15-dimethoxy-10,13-dimethyl-2,3,4,5,6,7,9,10,11,12,13,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester