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122122-25-2

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122122-25-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 122122-25-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,1,2 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 122122-25:
(8*1)+(7*2)+(6*2)+(5*1)+(4*2)+(3*2)+(2*2)+(1*5)=62
62 % 10 = 2
So 122122-25-2 is a valid CAS Registry Number.

122122-25-2Downstream Products

122122-25-2Relevant articles and documents

Palladium-Catalyzed Syntheses of Aryl Polyenes

Mitsudo, Taki-aki,Fischetti, William,Heck, Richard F.

, p. 1640 - 1646 (1984)

The palladium-catalyzed arylation reaction has been employed to prepare a variety of mono- and diaryl 1,3-dienes and 1,3,5-trienes.The yields were good when electron withdrawing substituents were present in the aryl groups but only poor to fair when electron-donating groups were involved.Monoaryl dienes and trienes reacted well with all types of aryl halides to give mixed diaryl derivatives. 2-Bromostyrene reacts with phenylhexatriene to form 1,8-diphenyloctatetraene and with hexatriene to form 1,10-diphenyldecapentaene, but both only in about 15percent yield.

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