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(3R,4R,5R)-4-(tert-butyldimethylsilyloxy)-3,5-dimethyl-6-(triisopropylsilyloxy)hexene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

256643-32-0

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256643-32-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 256643-32-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,6,4 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 256643-32:
(8*2)+(7*5)+(6*6)+(5*6)+(4*4)+(3*3)+(2*3)+(1*2)=150
150 % 10 = 0
So 256643-32-0 is a valid CAS Registry Number.

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