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3-Butyn-2-ol, 4-(2,6-dimethylphenyl)-2-methyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

441003-36-7

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441003-36-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 441003-36-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,1,0,0 and 3 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 441003-36:
(8*4)+(7*4)+(6*1)+(5*0)+(4*0)+(3*3)+(2*3)+(1*6)=87
87 % 10 = 7
So 441003-36-7 is a valid CAS Registry Number.

441003-36-7Relevant academic research and scientific papers

Multimetallic Ir-Sn3-catalyzed substitution reaction of π-activated alcohols with carbon and heteroatom nucleophiles

Maity, Arnab Kumar,Chatterjee, Paresh Nath,Roy, Sujit

, p. 942 - 956 (2013/07/25)

An atom economic and catalytic substitution reaction of π-activated alcohols by a multimetallic IreSn3 complex has been demonstrated. The multimetallic IreSn3 complex can be easily synthesized from the reaction between [Cp*IrCl2]2 and SnCl2. In presence of as little as 1 mol % of the catalyst three different types of π-activated alcohols, namely benzyl, allyl, and propargyl alcohols, have been successfully transformed into alkylated products using carbon (arenes, heteroarenes, allyltrimethylsilane, and 1,3-dicarbonyls), nitrogen (sulfonamides), oxygen (alcohols), and sulfur (thiols) nucleophiles in very high yields. An electrophilic mechanism is proposed from the Hammett correlation study.

Microwave-promoted copper-free Sonogashira-Hagihara couplings of aryl imidazolylsulfonates in water

Civicos, Jose F.,Alonso, Diego A.,Najera, Carmen

supporting information, p. 203 - 208 (2013/03/14)

Aryl imidazol-1-ylsulfonates have been efficiently cross-coupled with aryl-, alkyl-, and silylacetylenes in neat water under copper-free conditions at 110 °C assisted by microwave irradiation. Using 0.5mol% of an oxime palladacycle as precatalyst, 2-dicyclohexylphosphino-2′,6′- dimethoxybiphenyl (SPhos, 2mol%) as ligand, hexadecyltrimethylammonium bromide (CTAB) as additive, and triethylamine (TEA) as base, a wide array of disubstituted alkynes has been prepared in good to high yields in only 30min. Copyright

Highly activated vinyl hydrogen in a significantly twisted styrene

Mori, Hajime,Matsuo, Takafumi,Yoshioka, Yasunori,Katsumura, Shigeo

, p. 9004 - 9012 (2007/10/03)

(Chemical Equation Presented) The novel example of a vinylic hydrogen more reactive than a benzylic hydrogen was found by treatment of a twisted styrene derivative with a strong base followed by D2O quenching. In this paper, the full details of

Vinyl hydrogen more reactive than benzyl hydrogen toward base in significantly twisted styrenes

Mori, Hajime,Matsuo, Takafumi,Yoshioka, Yasunori,Katsumura, Shigeo

, p. 3093 - 3095 (2007/10/03)

The novel example of vinyl hydrogen more reactive than benzylic hydrogen was found by treatment of a twisted styrene derivative with a strong base followed by D2O quenching. The characteristic nature of the vinyl hydrogen, which is activated by

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