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(1aα,3α,3aα,5α,7aβ,7bα)-(1,1-dimethylethyl)-<<1a,3,3a,5,7a,7b-hexahydro-5-methoxy-6-methyl-2H-oxireno<1>benzopyran-3-yl>oxy>dimethylsilane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

98903-53-8

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98903-53-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 98903-53-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,9,0 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 98903-53:
(7*9)+(6*8)+(5*9)+(4*0)+(3*3)+(2*5)+(1*3)=178
178 % 10 = 8
So 98903-53-8 is a valid CAS Registry Number.

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