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5,6-dihydro-6-methyl-4-phenyl-6-trimethylsilyloxy-4H-[1,2]oxazine 2-oxide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

308289-03-4

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308289-03-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 308289-03-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,8,2,8 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 308289-03:
(8*3)+(7*0)+(6*8)+(5*2)+(4*8)+(3*9)+(2*0)+(1*3)=144
144 % 10 = 4
So 308289-03-4 is a valid CAS Registry Number.

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