27074-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27074-08-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,0,7 and 4 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 27074-08:
(7*2)+(6*7)+(5*0)+(4*7)+(3*4)+(2*0)+(1*8)=104
104 % 10 = 4
So 27074-08-4 is a valid CAS Registry Number.
27074-08-4Relevant articles and documents
METHOD FOR PRODUCING 5-HALO-2,4,6-TRIFLUOROISOPHTHALIC ACID
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Page/Page column 7, (2008/06/13)
The invention relates to a method for producing 5-halo-2,4,6-trifluoroisophthalic acid of formula (I), wherein X represents F, Cl, Br, or I, by hydrolysis of 5-halo-2,4,6-trifluoroisophthalodinitrile of formula (II). Said invention is characterised in tha