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2-[(E)-3-((R)-2,6,6-Trimethyl-tetrahydro-pyran-2-yl)-prop-2-en-(E)-ylidene]-succinic acid 1-ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

288299-06-9

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288299-06-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 288299-06-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,8,2,9 and 9 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 288299-06:
(8*2)+(7*8)+(6*8)+(5*2)+(4*9)+(3*9)+(2*0)+(1*6)=199
199 % 10 = 9
So 288299-06-9 is a valid CAS Registry Number.

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