238754-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 238754-84-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,8,7,5 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 238754-84:
(8*2)+(7*3)+(6*8)+(5*7)+(4*5)+(3*4)+(2*8)+(1*4)=172
172 % 10 = 2
So 238754-84-2 is a valid CAS Registry Number.
238754-84-2Relevant articles and documents
The total synthesis of salvianolic acid F
Dalla, Vincent,Cotelle, Philippe
, p. 6923 - 6930 (1999)
An expeditious synthesis of salvianolic acid F 2 is described in 10% overall yield. Tetramethyl salvianolic acid F 3 was obtained in six steps in 39% overall yield and was converted into the target molecule using boron tribromide in 26% yield.