(2R,6R)-1,2-Dihydroxy-6-((3S,9S,10R,13R,14R)-3-hydroxy-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-methyl-heptan-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 99956-39-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,5 and 6 respectively; the second part has 2 digits, 3 and 9 respectively. Calculate Digit Verification of CAS Registry Number 99956-39: (7*9)+(6*9)+(5*9)+(4*5)+(3*6)+(2*3)+(1*9)=215 215 % 10 = 5 So 99956-39-5 is a valid CAS Registry Number.
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