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144479-03-8

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144479-03-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144479-03-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,4,7 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 144479-03:
(8*1)+(7*4)+(6*4)+(5*4)+(4*7)+(3*9)+(2*0)+(1*3)=138
138 % 10 = 8
So 144479-03-8 is a valid CAS Registry Number.

144479-03-8Relevant articles and documents

Graphitic Carbon Nitride Polymer as a Recyclable Photoredox Catalyst for Decarboxylative Alkynylation of Carboxylic Acids

Guo, Jiaqi,Wang, Yating,Li, Yuhang,Lu, Kailin,Liu, Shihui,Wang, Wei,Zhang, Yongqiang

supporting information, p. 3898 - 3904 (2020/08/07)

Visible-light-induced heterogeneous photocatalysis for decarboxylative alkynylation has been performed. The using of cheap, metal-free and recyclable graphitic carbon nitride (g-C3N4) as the photoredox catalyst in the process enables

Iron(II) chloride catalyzed alkylation of propargyl ethers: Direct functionalization of an sp3 C-H bond adjacent to oxygen

Xie, Yongju,Yu, Ming,Zhang, Yuhong

supporting information; experimental part, p. 2803 - 2809 (2011/10/09)

Iron(II) chloride catalyzed direct alkylation of sp3 C-H bond adjacent to oxygen in propargyl ethers has been accomplished by the use of 2,3-dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) as oxidant under mild reaction conditions. The reaction proceeded smoothly with a variety of 1,3-diketones leading to -dicarbonyl ether in moderate yields. In the absence of 1,3-diketones, ynenones were produced by the use of iron(III) chloride and DDQ. Georg Thieme Verlag Stuttgart - New York.

Gold(I)-catalyzed rearrangement of propargyl benzyl ethers: A practical method for the generation and in situ transformation of substituted allenes

Bolte, Benoit,Odabachian, Yann,Gagosz, Fabien

supporting information; experimental part, p. 7294 - 7296 (2010/08/05)

A series of benzyl propargyl ethers react with a gold(I) catalyst to furnish variously substituted allenes via a 1,5-hydride shift/fragmentation sequence. This transformation is rapid and practical. It can be performed under very mild conditions (room temperature or 60 °C) using terminal as well as substituted alkyne substrates bearing a primary, secondary, or tertiary benzyl ether group. The allenes thus formed can be reacted in situ with an internal or external nucleophile, corresponding to an overall reductive substitution process, to produce more functionalized compounds.

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