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1268637-43-9

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1268637-43-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1268637-43-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,8,6,3 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1268637-43:
(9*1)+(8*2)+(7*6)+(6*8)+(5*6)+(4*3)+(3*7)+(2*4)+(1*3)=189
189 % 10 = 9
So 1268637-43-9 is a valid CAS Registry Number.

1268637-43-9Downstream Products

1268637-43-9Relevant articles and documents

Melt derived blocky copolyesters: New design features for polycondensation

Drysdale, Neville E.,Brun, Yefim,McCord, Elizabeth F.,Nederberg, Fredrik

, p. 8245 - 8256 (2013/01/15)

Melt polycondensation was utilized to chain extend polytrimethylene terephthalate with 1,3-propanediol based fluorinated isophthalic oligomers, resulting in copolymers with retained microstructure. Our findings point toward the formation of a blocky type

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