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134751-20-5

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134751-20-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134751-20-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,7,5 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 134751-20:
(8*1)+(7*3)+(6*4)+(5*7)+(4*5)+(3*1)+(2*2)+(1*0)=115
115 % 10 = 5
So 134751-20-5 is a valid CAS Registry Number.

134751-20-5Downstream Products

134751-20-5Relevant articles and documents

1,3-DIPOLAR CYCLOADDITIONS OF HETEROCYCLIC NITRILE OXIDES TO SUBSTITUTED N-PHENYLMALEINIMIDES

Jedlovska, Eva,Fisera, L'ubor,Goljer, Igor,Konopikova, Maria,Belenkii, Leonid I.

, p. 673 - 684 (2007/10/02)

Cycloadditions of 2-furannitrile oxide (Ia), 5-nitro-2-furannitrile oxide (Ib), 5-(3-nitrophenyl)-2-furannitrile oxide (Ic), 5-(4-nitrophenyl)-2-furannitrile oxide (Id), and 2,5-dimethyl-3-furanitrile oxide (Ie) with 4- or 2,6-disubstituted N-phenylmalein

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