CAS 24936-41-2 Poly(4-methylstyrene) - Materials / Alfa Chemistry

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Hydrophobic Polymers

Poly(4-methylstyrene)

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Catalog Number

ACM24936412-5

Product Name

Poly(4-methylstyrene)

Structure

CAS

24936-41-2

Category

Hydrophobic Polymers

Synonyms

Poly(p -methylstyrene), Poly(4-vinyltoluene), 4-Methylstyrene homopolymer, p -Methylstyrene polymer

Description

The polymer product is a hydrophobic material that is insoluble in water or other polar solvents.

IUPAC Name

1-ethenyl-4-methylbenzene

Molecular Weight

average Mw ~72,000 by GPC

Molecular Formula

[CH2CH(C6H4CH3)]n

Canonical SMILES

Cc1ccc(C=C)cc1

InChI

InChI=1S/C9H10/c1-3-9-6-4-8(2)5-7-9/h3-7H,1H2,2H3

InChI Key

JLBJTVDPSNHSKJ-UHFFFAOYSA-N

Boiling Point

172.8 °C;172 °C;173 °C

Melting Point

-34.1 °C;-37.8 °C;-34 °C

Flash Point

125 to 127 °F (NFPA, 2010);46 °C (115 °F) - closed cup;52.8 °C

Density

1.04 g/mL at 25 °C (lit.)

Solubility

7.53e-04 M;In water, 89 mg/L at 25 °C;Insoluble in water;Soluble in benzene;Solubility in water: none

Application

Our hydrophobic polymers are used as coatings, adhesives, fibers, films and engineering plastics. Furthermore, they are widely used as biomedical polymers for vascular grafts, implants and ophthalmic applications.

Color/Form

Liquid

Complexity

86.2

Covalently-Bonded Unit Count

EC Number

210-762-8;215-292-7

Exact Mass

118.07825g/mol

Features And Benefits

This product has good hydrophobicity to meet your specific application needs

Form

powder

Formal Charge

Heat of Vaporization

6.20X10+07 J/kmol at 25 °C

Heavy Atom Count

ICSC Number

0735

Log P

log Kow = 3.35;3.580

MDL Number

MFCD00084383

MeSH Entry Terms

1-ethenyl-4-methylbenzene;4-ethenylmethylbenzene;4-vinyltoluene

Monoisotopic Mass

118.07825g/mol

Other Experimental

Liquid molar volume = 0.129067 cu m/kmol; heat of formation = 1.1464X10+08 J/kmol;Henry's Law constant = 3.2X10-3 atm-cu m/mole at 25 °C (est);Hydroxyl radical reaction rate constant = 3.15X10-11 cu cm/molec-sec at 25 °C;Ozone reaction rate constant = 2.1X17-11 cu cm/molec-sec at 25 °C

Refractive Index

Index of refraction: 1.5420 at 20 °C/D

Rotatable Bond Count

RTECS Number

WL5076000

Stability

Stable under recommended storage conditions.

Storage Temperature

2-8°C

UNII

HJ7H0G60Q0

UN Number