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1239016-36-4

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1239016-36-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1239016-36-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,9,0,1 and 6 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1239016-36:
(9*1)+(8*2)+(7*3)+(6*9)+(5*0)+(4*1)+(3*6)+(2*3)+(1*6)=134
134 % 10 = 4
So 1239016-36-4 is a valid CAS Registry Number.

1239016-36-4Downstream Products

1239016-36-4Relevant articles and documents

Enantioselective Synthesis of Chiral Carboxylic Acids from Alkynes and Formic Acid by Nickel-Catalyzed Cascade Reactions: Facile Synthesis of Profens

Fu, Kaiyue,Ma, Yu,Sun, Yaxin,Tang, Bo,Yang, Guang,Yang, Peng,Yue, Jieyu,Zhang, Li,Zhou, Jianrong Steve

supporting information, (2021/11/22)

We report a stereoselective conversion of terminal alkynes to α-chiral carboxylic acids using a nickel-catalyzed domino hydrocarboxylation-transfer hydrogenation reaction. A simple nickel/BenzP* catalyst displayed high activity in both steps of regioselective hydrocarboxylation of alkynes and subsequent asymmetric transfer hydrogenation. The reaction was successfully applied in enantioselective preparation of three nonsteroidal anti-inflammatory profens (>90 % ees) and the chiral fragment of AZD2716.

Simultaneous control of regioselectivity and enantioselectivity in the hydroxycarbonylation and methoxycarbonylation of vinyl arenes

Konrad, Tina M.,Durrani, Jamie T.,Cobley, Christopher J.,Clarke, Matthew L.

supporting information, p. 3306 - 3308 (2013/06/05)

Using a family of novel mononuclear and dinuclear palladium complexes of phanephos ligands, the simultaneous control of regioselectivity and enantioselectivity in the hydroxycarbonylation and alkoxycarbonylation of styrene derivatives has been realised for the first time. The Royal Society of Chemistry 2013.

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