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1449478-90-3

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1449478-90-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1449478-90-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,9,4,7 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1449478-90:
(9*1)+(8*4)+(7*4)+(6*9)+(5*4)+(4*7)+(3*8)+(2*9)+(1*0)=213
213 % 10 = 3
So 1449478-90-3 is a valid CAS Registry Number.

1449478-90-3Downstream Products

1449478-90-3Relevant articles and documents

Fluorine-containing aromatic compound and its manufacturing method

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Paragraph 0123, (2017/05/27)

A method of manufacturing a fluorine-containing aromatic compound represented by the following formula (2-1) or formula (2-2): R1 is a linear perfluoroalkyl group having a carbon number of 1 to 3; X2 to X5 are a halogen atom or a hydrogen atom; R2 to R5, L1 and L2 are a monovalent hydrocarbon group having a carbon number of 1 to 12, a monovalent aromatic hydrocarbon group, a monovalent hetero aromatic group, a halogen atom, or a hydrogen atom; one or more groups selected from R2 to R5 are a monovalent hydrocarbon group having a carbon number of 1 to 12, a monovalent aromatic hydrocarbon group, or a monovalent heteroaromatic group; and m is an integer of 0 or more, n is an integer of 1 or more, and m+n is an integer of 2 or more and 6 or less.

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