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14132-50-4

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14132-50-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 14132-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,1,3 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 14132-50:
(7*1)+(6*4)+(5*1)+(4*3)+(3*2)+(2*5)+(1*0)=64
64 % 10 = 4
So 14132-50-4 is a valid CAS Registry Number.

14132-50-4Downstream Products

14132-50-4Relevant articles and documents

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Noyce et al.

, p. 1160 (1961)

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Richards et al.

, p. 1542 (1969)

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Visible light-mediated metal-free double bond deuteration of substituted phenylalkenes

Iakovenko, Roman,Hlavá?, Jan

, p. 440 - 446 (2021/01/28)

Various bromophenylalkenes were reductively photodebrominated by using 1,3-dimethyl-2-phenyl-1H-benzo-[d]imidazoline (DMBI) and 9,10-dicyanoanthracene. With deuterated DMBI analogs (the most effective was DMBI-d11), satisfactory to excellent isotopic yields were obtained. DMBI-d11 could also be regenerated from the reaction mixtures with a recovery rate of up to 50%. The combination of the photodebromination reaction with conventional methods for bromoalkene synthesis enables sequential monodeuteration of a double bond without the necessity of a metal catalyst. This journal is

Cu-catalyzed sequential dehydrogenation-conjugate addition for β-functionalization of saturated ketones: Scope and mechanism

Jie, Xiaoming,Shang, Yaping,Zhang, Xiaofeng,Su, Weiping

supporting information, p. 5623 - 5633 (2016/05/24)

The first copper-catalyzed direct β-functionalization of saturated ketones is reported. This protocol enables diverse ketones to couple with a wide range of nitrogen, oxygen and carbon nucleophiles in generally good yields under operationally simple conditions. The detailed mechanistic studies including kinetic studies, KIE measurements, identification of reaction intermediates, EPR and UV-visible experiments were conducted, which reveal that this reaction proceeds via a novel radical-based dehydrogenation to enone and subsequent conjugate addition sequence.

[4+2] Annulation of vinyl ketones initiated by a phosphine-catalyzed aza-Rauhut-currier reaction: A practical access to densely functionalized tetrahydropyridines

Shi, Zugui,Tong, Qinjie,Leong, Wendy Wen Yi,Zhong, Guofu

, p. 9802 - 9806 (2012/09/07)

The first example of phosphine catalyzed aza-Rauhut-Currier reaction initiated [4+2] annulation of vinyl ketones with N-sulfonyl-1-aza-1,3-dienes has been disclosed. Under the ambient conditions, this protocol provides a practical access to valuable densely functionalized tetrahydropyridines in good to excellent yields and high diastereoselectivities (see scheme). Copyright

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