83441-44-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83441-44-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,4,4 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 83441-44:
(7*8)+(6*3)+(5*4)+(4*4)+(3*1)+(2*4)+(1*4)=125
125 % 10 = 5
So 83441-44-5 is a valid CAS Registry Number.
83441-44-5Relevant articles and documents
NOVEL RING OPENING OF AMINOHETEROCYCLES: FACILE SYNTHESES OF ω-ALKYLAMINOPENTADIENENITRILES
Katritzky, Alan R.,Winwood, David,Grzeskowiak, Nicholas E.
, p. 1169 - 1174 (1982)
2-Amino-1-alkylpyridinium and 2-amino-3-alkylthiazolium cations are converted by n-BuLi into ω-aminopentadienenitriles and 2-alkylaminovinyl thiocyanates, respectively.
