Cas 1251913-23-1,methyl 2-(3-benzoylbenzofuran-5-yloxy)acetate

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Check Digit Verification of cas no

The CAS Registry Mumber 1251913-23-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,1,9,1 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1251913-23:
(9*1)+(8*2)+(7*5)+(6*1)+(5*9)+(4*1)+(3*3)+(2*2)+(1*3)=131
131 % 10 = 1
So 1251913-23-1 is a valid CAS Registry Number.

1251913-23-1Upstream product

17249-62-6 (5-hydroxy-benzofuran-3-yl)-phenyl-methanone

1251913-23-1Downstream Products

1442656-17-8 methyl 2-[4-hydroxy-3-(3-phenyl-1H-pyrazol-4-yl)phenoxy]acetate

1251913-23-1Relevant articles and documents

Unexpected ring-opening of 3-aroylbenzo[b]furans at room temperature: A new route for the construction of phenol-substituted pyrazoles

Abdel-Aziz, Hatem A.,Ahmad, Pervez,Kadi, Adnan,Al-Rashood, Khalid A.,Ghabbour, Hazem A.,Fun, Hoong-Kun

, p. 3424 - 3426 (2013/06/27)

A new and convenient route for the synthesis of phenol-substituted pyrazoles 11-18 is starting from 3-aroylbenzo[b]furans 1-8 and hydrazine hydrate at room temperature.

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1251913-23-1