4,4'-Dichlorodiphenyl sulfone CAS 80-07-9

Product name: 4,4'-Dichlorodiphenyl sulfone
CAS：80-07-9
MF：C12H8Cl2O2S
MW：287.16
EINECS:201-247-9

Product Description

Product name: 4,4'-Dichlorodiphenyl sulfone

CAS：80-07-9

MF：C12H8Cl2O2S

MW：287.16

EINECS:201-247-9

Application:

It is used as raw material for engineering plastic polysulfone and as an intermediate for additives.

Specifications :

4,4'-Dichlorodiphenyl sulfone Basic information
Product Name:	4,4'-Dichlorodiphenyl sulfone
CAS:	1980/7/9
MF:	C12H8Cl2O2S
MW:	287.16
EINECS:	201-247-9
4,4'-Dichlorodiphenyl sulfone Chemical Properties
Melting point	143-146 °C(lit.)
Boiling point	250 °C10 mm Hg(lit.)
density	1.54g/cm3
Fp	233 °C
storage temp.	Sealed in dry,Room Temperature
form	Fine Powder
color	White
Water Solubility	<0.1 g/100 mL at 20 ºC
Sensitive	Moisture Sensitive
BRN	2052955
Stability:	Stable. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference	80-07-9(CAS DataBase Reference)
NIST Chemistry Reference	4,4'-Dichlorodiphenyl sulphone(80-07-9)
EPA Substance Registry System	p,p'-Dichlorodiphenyl sulfone (80-07-9)

公司信息

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.