152906-18-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152906-18-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,9,0 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 152906-18:
(8*1)+(7*5)+(6*2)+(5*9)+(4*0)+(3*6)+(2*1)+(1*8)=128
128 % 10 = 8
So 152906-18-8 is a valid CAS Registry Number.
152906-18-8Relevant articles and documents
Oxazoline N-oxide-mediated [2+3] cycloadditions. Application to a synthesis of (-)-tetrahydrolipstatin
Dirat,Kouklovsky,Langlois, Yves
, p. 753 - 755 (2008/02/12)
Formula presented A [2+3] cycloaddition of camphor-derived oxazoline N-oxide to α,β-unsaturated ester afforded adduct 8. Tetrahydrolipstatin 1 was prepared from this compound in a nine-step sequence of reactions.