172505-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172505-58-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,5,0 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 172505-58:
(8*1)+(7*7)+(6*2)+(5*5)+(4*0)+(3*5)+(2*5)+(1*8)=127
127 % 10 = 7
So 172505-58-7 is a valid CAS Registry Number.
172505-58-7Relevant articles and documents
Efficient Preparations of Acylamides, Acylcarbamates and Acylureas from Alk-1-en-2-yl Esters
Seiller, Benedicte,Heins, Dorothee,Bruneau, Christian,Dixneuf, Pierre H.
, p. 10901 - 10912 (1995)
Acylamides, acylcarbamates and acylureas have been synthesized by acylation of amides, carbamates and ureas sodium salts with alk-1-en-2-yl esters prepared with 2 as catalyst.