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140135-77-9

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140135-77-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140135-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,1,3 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 140135-77:
(8*1)+(7*4)+(6*0)+(5*1)+(4*3)+(3*5)+(2*7)+(1*7)=89
89 % 10 = 9
So 140135-77-9 is a valid CAS Registry Number.

140135-77-9Downstream Products

140135-77-9Relevant articles and documents

Convenient preparation of difluoromethylene-functionalized compounds from chlorodifluoroacetic acid

Yoshida, Masato,Morinaga, Yoshihiro,Iyoda, Masahiko

, p. 33 - 38 (1994)

A convenient route for the synthesis of difluoromethylene-functionalized compounds from chlorodifluoroacetic acid has been investigated.Bis(chlorodifluoroacetyl) peroxide, which was synthesized from chlorodifluoroacetic acid via its acid anhydride, was fo

METHOD FOR PRODUCING FLUORINATED COMPOUND

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Paragraph 0218-0220, (2021/07/24)

An object of the present invention is to provide a novel method for producing a fluorine-containing methylene compound. The above object can be achieved by a method for producing a compound represented by formula (1): wherein R1 represents an o

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