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6-Heptenenitrile, 4,4,5,6-tetramethyl-2-oxo-5-[(trimethylsilyl)methyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91483-33-9

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91483-33-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91483-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,4,8 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91483-33:
(7*9)+(6*1)+(5*4)+(4*8)+(3*3)+(2*3)+(1*3)=139
139 % 10 = 9
So 91483-33-9 is a valid CAS Registry Number.

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