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94823-73-1

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94823-73-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 94823-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,8,2 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 94823-73:
(7*9)+(6*4)+(5*8)+(4*2)+(3*3)+(2*7)+(1*3)=161
161 % 10 = 1
So 94823-73-1 is a valid CAS Registry Number.

94823-73-1Relevant articles and documents

PHOTOREACTION OF PHTHALIMIDES POSSESSING AN ORTHO-METHYLPHENYL GROUP IN THEIR N-SIDE CHAIN. SYNTHESIS OF TETRACYCLIC NITROGEN HETEROCYCLES

Machida, Minoru,Nakamura, Mayumi,Oda, Kazuaki,Takechi, Haruko,Ohno, Kosei,et al.

, p. 2683 - 2690 (2007/10/02)

Upon irradiation phthalimides (5 and 8) possesing o-methylphenyl group in their N-side chain gave mainly the tetracyclic ring systems (9 and 10).It was shown that the photocyclization occurs at ε- or ζ-position across the carbons of the benzene ring (B-ring).

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