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1,3,6,8-tetrahydro-4-(benzo[d][1,3]dioxol-5-yl)-10-formyl-3-oxo-2,6,8-trioxa-indeno[5,6-f]indene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

717903-40-7

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717903-40-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 717903-40-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,7,9,0 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 717903-40:
(8*7)+(7*1)+(6*7)+(5*9)+(4*0)+(3*3)+(2*4)+(1*0)=167
167 % 10 = 7
So 717903-40-7 is a valid CAS Registry Number.

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