137207-07-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137207-07-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,2,0 and 7 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 137207-07:
(8*1)+(7*3)+(6*7)+(5*2)+(4*0)+(3*7)+(2*0)+(1*7)=109
109 % 10 = 9
So 137207-07-9 is a valid CAS Registry Number.
137207-07-9Relevant articles and documents
A Convenient Synthesis of 3-(4-Pyridinyl)quinolines
Singh, Baldev,Lesher, George Y.
, p. 1453 - 1454 (2007/10/02)
3-(Arylamino)-2-(4-pyridinyl)acroleins 3 prepared by reacting anilines 1 with 3-(dimethylamino)-2-(4-pyridinyl)acrolein (2) were cyclized with phosphorus oxychloride or acetic acid to give 3-(4-pyridinyl)quinolines 4.
