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(S)-4-Oxiranyl-butyric acid tert-butyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

97218-70-7

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97218-70-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97218-70-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,2,1 and 8 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97218-70:
(7*9)+(6*7)+(5*2)+(4*1)+(3*8)+(2*7)+(1*0)=157
157 % 10 = 7
So 97218-70-7 is a valid CAS Registry Number.

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