1170688-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1170688-94-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,0,6,8 and 8 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1170688-94:
(9*1)+(8*1)+(7*7)+(6*0)+(5*6)+(4*8)+(3*8)+(2*9)+(1*4)=174
174 % 10 = 4
So 1170688-94-4 is a valid CAS Registry Number.
1170688-94-4Relevant articles and documents
An approach to an asymmetric synthesis of stemofoline
Thomas, Eric J.,Vickers, Clare F.
, p. 970 - 979 (2009)
A stereoselective Mannich reaction between an (S)-tert-butylsulfinimine and methyl (S)-4-benzyloxy-3-methylbutanoate followed by treatment with acid and N-protection was used to prepare methyl (2R,3S)-2-[(S)-2-benzyloxy-1-methylethyl]-3-tert-butoxycarbony