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244628-37-3

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244628-37-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 244628-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,4,6,2 and 8 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 244628-37:
(8*2)+(7*4)+(6*4)+(5*6)+(4*2)+(3*8)+(2*3)+(1*7)=143
143 % 10 = 3
So 244628-37-3 is a valid CAS Registry Number.

244628-37-3Relevant 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.

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