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5-<(8-acetyl-7-fluoro-2,3-dihydro-3-methyl-4H-1,4-benzoxazin-4-yl)methylene>-2,2-dimethyl-1,3-dioxan-4,6-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91189-03-6

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91189-03-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91189-03-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,8 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91189-03:
(7*9)+(6*1)+(5*1)+(4*8)+(3*9)+(2*0)+(1*3)=136
136 % 10 = 6
So 91189-03-6 is a valid CAS Registry Number.

91189-03-6Upstream product

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