51869-33-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51869-33-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,8,6 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 51869-33:
(7*5)+(6*1)+(5*8)+(4*6)+(3*9)+(2*3)+(1*3)=141
141 % 10 = 1
So 51869-33-1 is a valid CAS Registry Number.
51869-33-1Relevant articles and documents
The total synthesis of L-daunosamine
Jurczak, Janusz,Kozak, Janusz,Golebiowski, Adam
, p. 4231 - 4238 (2007/10/02)
N,O-Dibenzyl-N-tert-butoxycarbonyl-L-homoserinal (7), obtained from L-aspartic acid, reacts with vinylmagnesium chloride to afford with high stereoselectivity compound 6 which is subsequently transformed into the derivative of L
