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133929-24-5

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133929-24-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133929-24-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,9,2 and 9 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 133929-24:
(8*1)+(7*3)+(6*3)+(5*9)+(4*2)+(3*9)+(2*2)+(1*4)=135
135 % 10 = 5
So 133929-24-5 is a valid CAS Registry Number.

133929-24-5Downstream Products

133929-24-5Relevant articles and documents

Synthesis of Unsymmetrical Diheteroarylbenzenes: Benzoazole and Quinazoline Derivatives

Garin, Javier,Melendez, Enrique,Merchan, Francisco L.,Merino, Pedro,Orduna, Jesus,Tejero, Tomas

, p. 359 - 363 (2007/10/02)

Four different types of structures, namely 8, 14, 17 and 18 have been prepared for the first time.No more than five steps are needed to synthesize them using 4-nitroaniline as starting material.In order to confirm the proposed structures, some independent

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