309915-61-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 309915-61-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,9,9,1 and 5 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 309915-61:
(8*3)+(7*0)+(6*9)+(5*9)+(4*1)+(3*5)+(2*6)+(1*1)=155
155 % 10 = 5
So 309915-61-5 is a valid CAS Registry Number.
309915-61-5Relevant articles and documents
Efficient syntheses of pure mixed triglycerides
Gras,Bonfanti
, p. 4213 - 4219 (2000)
Pure mixed triglycerides can be prepared from diglycerides and by acylolysis of glycerolformal tosylate without isomerization. The last fatty chain, with or without a functional group, can be introduced on any position of glycerol.