133619-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133619-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,6,1 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133619-69:
(8*1)+(7*3)+(6*3)+(5*6)+(4*1)+(3*9)+(2*6)+(1*9)=129
129 % 10 = 9
So 133619-69-9 is a valid CAS Registry Number.
133619-69-9Relevant articles and documents
Acid-Catalyzed Reactions of 1- and 3-(α-Hydroxybenzyl)indolizines
Miki, Yasuyoshi,Hiroishi, Yuji,Hachiken, Hiroko,Takemura, Shoji
, p. 45 - 48 (2007/10/02)
Treatment of 1-(α-hydroxybenzyl)- and 3-(α-hydroxybenzyl)indolizines with trifluoroacetic acid in dichloromethane gave phenylbis(α-indolizinyl)methanes, bis ethers and indolizines, depending upon the presence or absence of the subst