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3919-84-4

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3919-84-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 3919-84-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,1 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 3919-84:
(6*3)+(5*9)+(4*1)+(3*9)+(2*8)+(1*4)=114
114 % 10 = 4
So 3919-84-4 is a valid CAS Registry Number.

3919-84-4Relevant articles and documents

Product selectivity of thermal Buchner reaction of methyl 2-(3-arylisoxazol-5-yl)-2-diazoacetates with benzene, naphthalene and mesitylene, and ring-opening/closing reaction of products

Serebryannikova, Anna V.,Galenko, Ekaterina E.,Novikov, Mikhail S.,Khlebnikov, Alexander F.

, (2021/05/04)

Methyl 2-(3-arylisoxazol-5-yl)-2-diazoacetates were synthesized and the product selectivity of their thermal Buchner reaction with benzene, naphthalene and mesitylene was studied. The reaction of the isoxazolyl-substituted diazoacetates with benzene gave

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