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((3aR,5S,6aR)-6-[1,3]Dithian-2-ylidene-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-ylmethoxy)-triisopropyl-silane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

257277-45-5

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257277-45-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 257277-45-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,7,2,7 and 7 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 257277-45:
(8*2)+(7*5)+(6*7)+(5*2)+(4*7)+(3*7)+(2*4)+(1*5)=165
165 % 10 = 5
So 257277-45-5 is a valid CAS Registry Number.

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