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345937-19-1

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345937-19-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 345937-19-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,5,9,3 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 345937-19:
(8*3)+(7*4)+(6*5)+(5*9)+(4*3)+(3*7)+(2*1)+(1*9)=171
171 % 10 = 1
So 345937-19-1 is a valid CAS Registry Number.

345937-19-1Downstream Products

345937-19-1Relevant articles and documents

o-PHTHALALDEHYDE AMIDE ADDUCTS-I. THE "ORTHO PARADOX" IN PHTHALALDEHYDE-BENZAMIDE ADDUCTS.

Dominh, T.,Stern, M. H.,Giannini, D. D.,Kelts, L. W.

, p. 1667 - 1672 (2007/10/02)

Primary amides add to o-phthalaldehyde to form phthalans and/or isoindolines.The final product distribution is governed by the steric requirement of the carbonamides.Small R groups favor isoindolines, and larger R groups lead to phthalans.We have found th

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