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134541-89-2

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134541-89-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134541-89-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,5,4 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 134541-89:
(8*1)+(7*3)+(6*4)+(5*5)+(4*4)+(3*1)+(2*8)+(1*9)=122
122 % 10 = 2
So 134541-89-2 is a valid CAS Registry Number.

134541-89-2Downstream Products

134541-89-2Relevant articles and documents

Cycloadditions of Lithium Alkynamides Produced by Fragmentation of 5-Lithio-1-phenyl-1,2,3-triazoles

Ghose, Sagorika,Gilchrist, Thomas L.

, p. 775 - 779 (2007/10/02)

Three 1-phenyl-1,2,3-triazoles 1a-c bearing substituents at the 4-position have been converted into the corresponding 5-lithio compounds.These undergo fragmentation and loss of nitrogen at room temperature.The N-phenylalkynamide salts 3 so produced have b

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