71288-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71288-39-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,2,8 and 8 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71288-39:
(7*7)+(6*1)+(5*2)+(4*8)+(3*8)+(2*3)+(1*9)=136
136 % 10 = 6
So 71288-39-6 is a valid CAS Registry Number.
71288-39-6Relevant articles and documents
Dansylations of ethylenediamines. Part 1: Analytical reactions of ethylenediamines
Kallmayer, H.-J.,Schwarz, P.
, p. 119 - 122 (2007/10/02)
Dansyl chloride reacts with ethylenediamines A-K to give bisdansyl amides 3a-k, with diethylenetriamine L to give tridansyl amide 4 and with arylethylenediamines M and N to give monodansyl amides 2m,n.The dansylation of arylamines O-Q shows, the dansylati