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130023-90-4

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130023-90-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130023-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,0,2 and 3 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 130023-90:
(8*1)+(7*3)+(6*0)+(5*0)+(4*2)+(3*3)+(2*9)+(1*0)=64
64 % 10 = 4
So 130023-90-4 is a valid CAS Registry Number.

130023-90-4Downstream Products

130023-90-4Relevant articles and documents

Saturated Heterocycles, Part 161. Synthesis of 2-Hydroxycycloalkyl-substituted 1,3,4-Oxadiazoles, 1,3,4-Thiadiazoles and 1,2,4-Triazoles

Fueloep, Ferenc,Semega, Eva,Dombi, Gyoergy,Bernath, Gabor

, p. 951 - 955 (2007/10/02)

A number of 2-hydroxycycloalkyl-substituted 1,3,4-oxadiazole, 1,3,4-thiadiazole and 1,2,4-triazole derivatives were prepared by different methods from cis- and trans-2-hydroxy-1-cycloalkanecarbohydrazides and their isocyanate or isothiocyanate adducts.In

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