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polystyrene-b-polybutadiene-b-polystyrene

Also known as: 1,3-BUTADIENE/STYRENE COPOLYMERS, EINECS 618-370-2, Ethenylbenzenepolymer with 1,3-butadiene, MFCD00134010, Styrene Butadiene Rubber, Styrene-butadiene rubber,oil-extended, Styrene-butadiene-styrene block copolymer, sd345(polymer), sd354, sks85, soilstabilizer661, solprene300

polystyrene-b-polybutadiene-b-polystyrene (CAS 9003-55-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H14 and a molecular weight of 158.24000 g/mol. Key properties include a melting point of -59ºC, a boiling point of 145.2ºC at 760 mmHg, a density of 1.04 g/mL at 25ºC and a flash point of 31.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
9003-55-8
Jingsj CID
J-23223-2
Molecular Formula
C12H14
Molecular Weight
158.24000 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-59ºC
Boiling Point145.2ºC at 760 mmHg
Density1.04 g/mL at 25ºC
Flash Point31.1ºC
Exact Mass158.11000
LogP3.68800
Appearanceslab/chunk
Refractive Index1.57
Additional Propertysolvents with solubility parameters between 7.7 and 9.4: soluble

Customs & Trade Information

HS Code4002119000

Frequently Asked Questions

What is the CAS number of polystyrene-b-polybutadiene-b-polystyrene?

The CAS number of polystyrene-b-polybutadiene-b-polystyrene is 9003-55-8.

What are the molecular formula and molecular weight of polystyrene-b-polybutadiene-b-polystyrene?

polystyrene-b-polybutadiene-b-polystyrene has molecular formula C12H14 and molecular weight 158.24000 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "polystyrene-b-polybutadiene-b-polystyrene (CAS 9003-55-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23223-2 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.