115446-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115446-74-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,4,4 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 115446-74:
(8*1)+(7*1)+(6*5)+(5*4)+(4*4)+(3*6)+(2*7)+(1*4)=117
117 % 10 = 7
So 115446-74-7 is a valid CAS Registry Number.
115446-74-7Relevant articles and documents
NEW SYNTHESIS OF STEROIDAL TETRAHYDROOXAZIN-2-ONES
Schneider,Gyula,Hackler,Laszlo,Sohar,Pal
, p. 3987 - 3996 (2007/10/02)
In the DMSO/NaHCO3 system, 16α-aminomethyl-, 16α-benzylaminomethyl- and substituted benzylaminomethyl-3-methoxy-17β-tosyloxyestra-1,3,5(10)-triene (3, 5a-k) do not undergo oxidation, but form a tetrahydrooxazin-2-one ring (7, 8a-k) via neighboring group p