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412012-08-9

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412012-08-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 412012-08-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,2,0,1 and 2 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 412012-08:
(8*4)+(7*1)+(6*2)+(5*0)+(4*1)+(3*2)+(2*0)+(1*8)=69
69 % 10 = 9
So 412012-08-9 is a valid CAS Registry Number.

412012-08-9Downstream Products

412012-08-9Relevant articles and documents

A triphenylphosphine mediated photo-rearrangement and methanol addition of aryl chalcones to 1-propanones

Sun, Qiu,Yao, Chang Jiang,K?nig, Burkhard

, p. 948 - 952 (2015)

Aryl chalcones rearrange and add methanol to give substituted propane-1-ones upon UV-A irradiation in the presence of PPh3. We propose two possible mechanisms for this photo-rearrangement. The reaction involves either the formation of a phosphi

Cobalt-Catalyzed α-Methoxymethylation and Aminomethylation of Ketones with Methanol as a C1 Source

Yang, Jingya,Chen, Shuwen,Zhou, Hongyan,Wu, Chengqi,Ma, Ben,Xiao, Jianliang

supporting information, p. 6774 - 6779 (2018/10/25)

Using methanol as a sustainable C1 source, cobalt-catalyzed α-methoxymethylation and α-aminomethylation of ketones have been developed. With cheap CoCl2·6H2O as catalyst and TBHP as oxidant, the methoxymethylated products were obtained within a short reaction time in up to 91% yield. Based on the observed reversibility of methoxy adduct to enone, the α-aminomethylation of ketones was then achieved by a one-pot methylenation/aza-Michael addition sequence. In addition, an easy way to convert α-methoxymethyl ketones to α-aminomethyl ketones has been discovered.

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