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1257307-91-7

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1257307-91-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1257307-91-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,7,3,0 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1257307-91:
(9*1)+(8*2)+(7*5)+(6*7)+(5*3)+(4*0)+(3*7)+(2*9)+(1*1)=157
157 % 10 = 7
So 1257307-91-7 is a valid CAS Registry Number.

1257307-91-7Downstream Products

1257307-91-7Relevant academic research and scientific papers

Design, synthesis and reactivity of C2-symmetric azobenzene-based amino acid-bis(propargyl sulfones)

Mitra, Debarati,Banerjee, Deb Ranjan,Das, Amit Kumar,Basak, Amit

scheme or table, p. 6831 - 6835 (2011/01/04)

C2-Symmetric azobenzene-amino acid linked bis(propargyl sulfones) 1 and 2 containing stable E azo moiety have been synthesized. Upon irradiation with long wavelength UV these compounds isomerized to the Z-form, whose thermal reisomerization to

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