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Trifluoro-methanesulfonic acid (3aR,4S,6R,6aR)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2,2-dimethyl-tetrahydro-cyclopenta[1,3]dioxol-4-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

214784-91-5

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214784-91-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 214784-91-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,7,8 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 214784-91:
(8*2)+(7*1)+(6*4)+(5*7)+(4*8)+(3*4)+(2*9)+(1*1)=145
145 % 10 = 5
So 214784-91-5 is a valid CAS Registry Number.

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