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polybutylene terephthalate

CAS 144854-91-1C14H20O6MW 284.30

polybutylene terephthalate (CAS 144854-91-1) — formula C14H20O6, molecular weight 284.30; category specialty chemicals.

Product Description

polybutylene terephthalate (CAS 144854-91-1) is a chemical raw material in the specialty chemicals category. Its molecular formula C14H20O6 comprises 14 C, 20 H, 6 O atoms. Its molecular weight is about 284.30. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.

Product Overview

CAS Number144854-91-1
Molecular FormulaC14H20O6
Molecular Weight284.30
ApplicationsCIR ingredient: Polybutylene Terephthalate, Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer that is used as an insulator in the electrical and electronics industries. It is a thermoplastic (semi-)crystalline polymer, and a type of polyester. PBT resists solvents, shrinks very little during forming, is mechanically strong, is heat-resistant up to 150 degC (or 200 degC with glass-fibre reinforcement)
CategorySpecialty Chemicals

Applications

Documented applications: CIR ingredient: Polybutylene Terephthalate, Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer that is used as an insulator in the electrical and electronics industries. It is a thermoplastic (semi-)crystalline polymer, and a type of polyester. PBT resists solvents, shrinks very little during forming, is mechanically strong, is heat-resistant up to 150 degC (or 200 degC with glass-fibre reinforcement).

Technical Profile

What this product is

polybutylene terephthalate is a specialty compound with CAS registry number 144854-91-1 and molecular formula C14H20O6 (molecular weight 284.30), belonging to the specialty chemicals segment of chemical raw materials.

Identification

CAS number: 144854-91-1

Its molecular formula C14H20O6 comprises 14 C, 20 H, 6 O atoms.

Also known as: polybutylene terephthalate · 聚对苯二甲酸丁二醇酯

Category: specialty chemicals

Frequently Asked Questions

What is the CAS number of polybutylene terephthalate?

The CAS registry number of polybutylene terephthalate is 144854-91-1.

What is the molecular formula and molecular weight of polybutylene terephthalate?

Molecular formula C14H20O6, molecular weight 284.30.

What other names is polybutylene terephthalate known by?

It is also registered under: polybutylene terephthalate, 聚对苯二甲酸丁二醇酯.

What are the documented applications of polybutylene terephthalate?

Recorded applications: CIR ingredient: Polybutylene Terephthalate, Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer that is used as an insulator in the electrical and electronics industries. It is a thermoplastic (semi-)crystalline polymer, and a type of polyester. PBT resists solvents, shrinks very little during forming, is mechanically strong, is heat-resistant up to 150 degC (or 200 degC with glass-fibre reinforcement).

Which category does polybutylene terephthalate belong to?

Category: Specialty Chemicals.

Packaging & documentation

Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.

PubChem Public Data

Independent reference data for polybutylene terephthalate (CAS 144854-91-1), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number144854-91-1
PubChem CID93143
Molecular formulaC14H20O6
IUPAC namebutane-1,4-diol;dimethyl benzene-1,4-dicarboxylate

Computed descriptors

Molecular Weight284.30
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count6
Rotatable Bond Count7
Exact Mass284.12598835
Monoisotopic Mass284.12598835
Topological Polar Surface Area93.1
Heavy Atom Count20

Documented uses on record

  • CIR ingredient: Polybutylene Terephthalate
  • Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer that is used as an insulator in the electrical and electronics industries. It is a thermoplastic (semi-)crystalline polymer, and a type of polyester. PBT resists solvents, shrinks very little during forming, is mechanically strong, is heat-resistant up to 150 degC (or 200 degC with glass-fibre reinforcement), and can be treated with flame retardants to make it noncombustible.

Synonyms and trade names

butane-1,4-diol; dimethyl benzene-1,4-dicarboxylate; butane-1,4-diol;dimethyl benzene-1,4-dicarboxylate; Polybutylene terephthalate; SCHEMBL2722579; DTXSID90932427; 1,4-butanediol dimethyl terephthalate; FP61674; Dimethyl benzene-1,4-dicarboxylate--butane-1,4-diol (1/1); 144854-91-1

Regulatory listings held on file

Regulatory & Food ContactCIR / INCI: Cosmetic ingredients (Polybutylene Terephthalate) -> CIR (Cosmetic Ingredient Review)

What the public record says

polybutylene terephthalate · CAS 144854-91-1 · C14H20O6.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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