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502-62-5

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502-62-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 502-62-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,0 and 2 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 502-62:
(5*5)+(4*0)+(3*2)+(2*6)+(1*2)=45
45 % 10 = 5
So 502-62-5 is a valid CAS Registry Number.

502-62-5Downstream Products

502-62-5Relevant articles and documents

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Karrer,Kramer

, p. 1301 (1944)

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Highly Selective Homocoupling Reaction of Allylic Halides Using Barium Metal

Yanagisawa, Akira,Hibino, Hiroaki,Habaue, Shigeki,Hisada, Yoshiyuki,Yamamoto, Hisashi

, p. 6386 - 6387 (2007/10/02)

The highly α,α' selective and stereocontrolled homocoupling reaction of allylic halides was achieved using barium reagent.The double-bond geometry of the starting allylic chloride was completely retained. α,α' Cross-coupling products were also prepared stereospecifically and regioselectively by this method.

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