POLY(4-METHYL STYRENE)

Base Information

• Chemical Name: POLY(4-METHYL STYRENE)
• CAS No.: 24936-41-2
• Molecular Formula: C9H10
• Molecular Weight: 118.180000305176
• Hs Code.: 39039090
• Mol file: 24936-41-2.mol

Synonyms:POLY(4-METHYL STYRENE);POLY(4-METHYLSTYRENE), MONOCARBOXY TERMINATED;1-ethenyl-4-methyl-benzenhomopolymer;4-METHYLSTYRENE RESIN;POLY(4-METHYLSTYRENE), AVERAGE MW CA. 72 ,000 (GPC);poly(4-Methylstyrene)averagemwca.70000;4-methylstyrene homopolymer

Chemical Property of POLY(4-METHYL STYRENE)

Chemical Property:

• Melting Point: >360 °C
• Boiling Point: 338 °C
• PSA: 0.00000
• Density: 1.04 g/mL at 25 °C(lit.)
• LogP: 0.00000

Purity/Quality:

98%,99%, ^*data from raw suppliers

Poly(4-methylstyrene) average Mw ~72,000 by GPC, powder ^*data from reagent suppliers

Safty Information:

• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of POLY(4-METHYL STYRENE)

There total 229 articles about POLY(4-METHYL STYRENE) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 83.0%

2-chloro-4-methoxyphenyl 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate (1131890-97-5) + 4-methyl-N'-(1-(p-tolyl)ethylidene)benzenesulfonohydrazide (60672-33-5) → 1-ethenyl-4-methylbenzene (622-97-9,24936-41-2) + 2-chloro-4-methoxyphenol (18113-03-6) + 2-chloro-4-methoxy-1-(1-(p-tolyl)vinyl)benzene (1262210-20-7)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; lithium tert-butoxide; XPhos; In 1,4-dioxane; at 110 ℃; for 20h; Inert atmosphere; Reflux;

DOI:10.1021/ol102884g

Reference yield: 65.1%

para-methylacetophenone (122-00-9) → 1-ethenyl-4-methylbenzene (622-97-9,24936-41-2) + CH3C6H4CH(CH3)OH (536-50-5) + 4-methylethylbenzene (622-96-8) + 4-methyl-1-methoxyethylbenzene (79744-75-5)

Guidance literature:

With nickel dichloride; zinc; In methanol; for 12h; Heating;

DOI:10.1248/cpb.38.2097

Reference yield: 65.1%

methanol (67-56-1) + para-methylacetophenone (122-00-9) → 1-ethenyl-4-methylbenzene (622-97-9,24936-41-2) + CH3C6H4CH(CH3)OH (536-50-5) + 4-methylethylbenzene (622-96-8) + 4-methyl-1-methoxyethylbenzene (79744-75-5)

Guidance literature:

With nickel dichloride; zinc; for 12h; Heating;

DOI:10.1248/cpb.38.2097

upstream raw materials:

oxirane

para-xylene

3-p-tolyl-1,4,5,6-tetrahydro-pyridazine

4-methylcinnamic acid

Downstream raw materials:

bis-(2-chloro-2-p-tolyl-ethyl)-diazene-N,N'-dioxide

(E)-4-methylstyrenyl bromide

6-chloro-3-(4-methyl-benzyl)-1,1-dioxo-1,2,3,4-tetrahydro-1λ⁶-benzo[1,2,4]thiadiazine-7-sulfonic acid amide

3-(4-methyl-benzyl)-1,1-dioxo-6-trifluoromethyl-1,2,3,4-tetrahydro-1λ⁶-benzo[1,2,4]thiadiazine-7-sulfonic acid amide

Refernces

• 1、 Gauthier. "". . p. 323,325, 326. Retrieved 1933.
• 2、 May et al.. "". . p. 290,292, 294. Retrieved 1950.
• 3、 Geng, Jiao,Hu, Xingbang,Liu, Qiang,Wu, Youting,Yang, Liu,Yao, Chenfei. "Controlling the Lewis Acidity and Polymerizing Effectively Prevent Frustrated Lewis Pairs from Deactivation in the Hydrogenation of Terminal Alkynes". . p. 3685 - 3690. Retrieved 2021/05/31.
• 4、 Augustyniak, Adam W.,Trzeciak, Anna M.. "Phenylacetylene semihydrogenation over a palladium pyrazolate hydrogen-bonded network". . . Retrieved 2021/01/25.