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74460-39-2

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74460-39-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74460-39-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,6 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 74460-39:
(7*7)+(6*4)+(5*4)+(4*6)+(3*0)+(2*3)+(1*9)=132
132 % 10 = 2
So 74460-39-2 is a valid CAS Registry Number.

74460-39-2Relevant articles and documents

Benzazoles. Part 12. Synthesis of 2-(Tetrahydro-2-thienyl)benzimidazoles and their Usaturated Derivatives by the Reaction of 2-Mercaptoalkylbenzimidazoles with β-Electrophilic Ketones

Hankovszky, H. Olga,Hideg, Kolmon,Lex, Laszlo,Foeldesi, Andras,Sohar, Pal

, p. 699 - 704 (2007/10/02)

2-(α-Mercaptoalkyl)benzimidazoles (3) reacted with β-halogenoalkylketones (1) or with α,β-unsaturated ketones (2) to form the vinylogue aadducts (4) which cyclised to give 2-(3-hydroxytetrahydro-2-thienyl)benzimidazoles (6).Compounds (4) or (6) reacted wi

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