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(S)-3-{(E)-(R)-2-(tert-Butyl-diphenyl-silanyloxy)-7-[(2R,5R,2'R,5'S,2''S,5''R)-5''-((R)-1-methoxymethoxy-tridecyl)-dodecahydro-[2,2';5',2'']terfuran-5-yl]-hept-5-enyl}-5-methyl-5H-furan-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

198541-56-9

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198541-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 198541-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,5,4 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 198541-56:
(8*1)+(7*9)+(6*8)+(5*5)+(4*4)+(3*1)+(2*5)+(1*6)=179
179 % 10 = 9
So 198541-56-9 is a valid CAS Registry Number.

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