131704-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131704-05-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,7,0 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 131704-05:
(8*1)+(7*3)+(6*1)+(5*7)+(4*0)+(3*4)+(2*0)+(1*5)=87
87 % 10 = 7
So 131704-05-7 is a valid CAS Registry Number.
131704-05-7Relevant articles and documents
The Mitsunobu Reaction of Some Indan Amino Alcolhols
Freedman, Jules,Vaal, Mark J.,Huber, Edward W.
, p. 670 - 672 (1991)
The Mitsunobu reaction, utilizing several phenols, has been applied to a series of indan amino alcohols.An interesting example of configurational retention as a result of an aziridinium intermediate was discovered.