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(E)-4-(4-{(1E,9E)-3,8-Dihydroxy-2,3,8,9-tetramethyl-10-[4-((E)-2-methyl-3-oxo-but-1-enyl)-phenyl]-deca-1,9-diene-4,6-diynyl}-phenyl)-3-methyl-but-3-en-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

10509-38-3

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10509-38-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 10509-38-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,5,0 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 10509-38:
(7*1)+(6*0)+(5*5)+(4*0)+(3*9)+(2*3)+(1*8)=73
73 % 10 = 3
So 10509-38-3 is a valid CAS Registry Number.

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