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59903-01-4

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59903-01-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 59903-01-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,9,0 and 3 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 59903-01:
(7*5)+(6*9)+(5*9)+(4*0)+(3*3)+(2*0)+(1*1)=144
144 % 10 = 4
So 59903-01-4 is a valid CAS Registry Number.

59903-01-4Relevant articles and documents

Diazaestrones and analogs. II. Structural modifications of succinimidoethyldihydroisoquinoline, heterosteroid precursor, to establish structure-analgesic activity relationship

Hocquaux,Viel,Brunaud,et al.

, p. 331 - 338 (2007/10/02)

β-1-(succinimidoethyl)-6,7-dimethoxydihydroisoquinoline having exihibited a stronger analgesic activity than the methylester of 2-methoxy-8,13-diazaestrone, its structure has been systematically modified in view of establishing a relation between structur

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