(E)-12-[(8R,9S,13S,14S,16S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-13-methyl-17-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-dodec-10-enal is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 766543-58-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,6,5,4 and 3 respectively; the second part has 2 digits, 5 and 8 respectively. Calculate Digit Verification of CAS Registry Number 766543-58: (8*7)+(7*6)+(6*6)+(5*5)+(4*4)+(3*3)+(2*5)+(1*8)=202 202 % 10 = 2 So 766543-58-2 is a valid CAS Registry Number.
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