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(1R,2S,6R,7S)-4-(2-[1,3]Dioxolan-2-yl-ethyl)-5-methoxy-4-aza-tricyclo[5.2.1.02,6]dec-8-en-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142009-91-4

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142009-91-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142009-91-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,0,0 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 142009-91:
(8*1)+(7*4)+(6*2)+(5*0)+(4*0)+(3*9)+(2*9)+(1*1)=94
94 % 10 = 4
So 142009-91-4 is a valid CAS Registry Number.

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