(8R,9S,10R,13S,14S)-10,13-Dimethyl-3-(2-nitro-phenyldisulfanyl)-7,8,9,10,11,12,13,14,15,16-decahydro-cyclopenta[a]phenanthren-17-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 71826-54-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,8,2 and 6 respectively; the second part has 2 digits, 5 and 4 respectively. Calculate Digit Verification of CAS Registry Number 71826-54: (7*7)+(6*1)+(5*8)+(4*2)+(3*6)+(2*5)+(1*4)=135 135 % 10 = 5 So 71826-54-5 is a valid CAS Registry Number.
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