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1250257-98-7

1250257-98-7

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1250257-98-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1250257-98-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,0,2,5 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1250257-98:
(9*1)+(8*2)+(7*5)+(6*0)+(5*2)+(4*5)+(3*7)+(2*9)+(1*8)=137
137 % 10 = 7
So 1250257-98-7 is a valid CAS Registry Number.

1250257-98-7Downstream Products

1250257-98-7Relevant articles and documents

Synthesis of Arylated Pyrazoles by site-selective suzuki-miyaura reactions of tribromopyrazoles

Khera, Rasheed Ahmad,Ali, Asad,Hussain, Munawar,Tatar, Jovana,Villinger, Alexander,Langer, Peter

, p. 1923 - 1926 (2010)

The first Suzuki-Miyaura reactions of N-protected tribromopyrazoles are reported. Their reaction with three, two, or one equivalents of arylboronic acids afforded 3,4,5-triarylpyrazoles, 3,5-diaryl-4-bromopyrazoles, or 5-aryl-3,4-dibromopyrazoles, respect

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