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1220349-76-7

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1220349-76-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1220349-76-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,0,3,4 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1220349-76:
(9*1)+(8*2)+(7*2)+(6*0)+(5*3)+(4*4)+(3*9)+(2*7)+(1*6)=117
117 % 10 = 7
So 1220349-76-7 is a valid CAS Registry Number.

1220349-76-7Downstream Products

1220349-76-7Relevant articles and documents

Synthesis of linear and V-shaped oligo(phenylene ethynylene) derivatives: Geometric effects on photophysical properties

Yuan, Si Chun,Han, Shu Liang,Ge, Xing,Wang, Hui Chuan

scheme or table, p. 97 - 100 (2010/11/17)

A series of linear and V-shaped oligo(phenylene ethynylene) derivatives 1-3 were synthesized through sequent Sonogashira coupling and propargyl alcohol deprotection reaction in high yields. The alkoxy chains (i.e., n-hexyloxy groups) were introduced to as

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