(8S,9R,10R,13S,14R,15S,16R)-16-Methoxymethoxy-4,8,10-trimethyl-1,7,8,9,10,11,12,13,15,16,17,20-dodecahydro-2H,6H-cyclopropa[14,15]cyclopenta[a]phenanthren-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 128685-65-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,6,8 and 5 respectively; the second part has 2 digits, 6 and 5 respectively. Calculate Digit Verification of CAS Registry Number 128685-65: (8*1)+(7*2)+(6*8)+(5*6)+(4*8)+(3*5)+(2*6)+(1*5)=164 164 % 10 = 4 So 128685-65-4 is a valid CAS Registry Number.
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