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(3aS,4S,5R,7aS)-5-Azido-7-bromo-2,2-dimethyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-4-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

183902-27-4

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183902-27-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 183902-27-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,9,0 and 2 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 183902-27:
(8*1)+(7*8)+(6*3)+(5*9)+(4*0)+(3*2)+(2*2)+(1*7)=144
144 % 10 = 4
So 183902-27-4 is a valid CAS Registry Number.

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