Molekula

Terephthaloyl chloride

SKU 89965983 CAS 100-20-9 C8H4Cl2O2 MW 203.02 In stock

Terephthaloyl chloride is a reactive organic compound used primarily in the synthesis of polyesters and polyamides, particularly in the production of high-performance polymers. It is a white crystalline solid with a pungent odor. CAS: 100-20-9, Molecular formula: C8H4Cl2O2, Molecular weight: 203.02 g/mol. Store at ambient temperature. Hazardous: signal word Danger. Molekula supplies Terephthaloyl chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch Download specification

Overview

Pricing & pack sizes

Pack sizes & pricing

£ GBP € EUR $ USD

100 g — £30.90 per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

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Property	Value
Appearance	White to off white crystals
Melting Point	79.0 - 83.0%
Assay	99.0 - 101.%

Storage & handling

Property	Value
Storage Temperature	Ambient
Flash Point	180 C
Transport Class	8 (6.1)
Packing Group	I
Shelf Life	24 months
Acidity	Acid

Identification

Property	Value
SKU	89965983
CAS Number	100-20-9
Molecular Formula	C8H4Cl2O2
Molecular Weight	203.02
SMILES	C1=CC(=CC=C1C(=O)Cl)C(=O)Cl
EC / UN Number	2923
REACH Code	Y110
TSCA Listed	Yes
HTS Code	2915.90.50.10
Tariff Code	2918999090

Safety & GHS

Danger

Corrosive GHS05
Toxic GHS06

Hazard statements

EUH029 Contact with water liberates toxic gas
H314 (sub cat. 1A) Causes severe skin burns and eye damage
H331 Toxic if inhaled
H335 May cause respiratory irritation

Precautionary statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray
P280 Wear protective gloves/protective clothing/eye protection/face protection
P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
P310 Immediately call a POISON CENTER or doctor/physician

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Safety Data Sheets (SDS)

Available in PT, IT, FR, ES, DE, EN.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is terephthaloyl chloride used for?

It is primarily used in the synthesis of polyesters and polyamides, particularly in the production of high-performance polymers like PET and PBT.

What is the chemical formula and molecular weight of terephthaloyl chloride?

The formula is C8H4Cl2O2 with a molecular weight of 203.02 g/mol.

How should terephthaloyl chloride be stored?

It should be stored at ambient temperature in a dry, well-ventilated area, away from moisture and incompatible materials.

What grade of terephthaloyl chloride does Molekula supply?

Molekula supplies technical grade terephthaloyl chloride, suitable for industrial and research applications.

Can Molekula supply terephthaloyl chloride in bulk?

Yes, Molekula can supply terephthaloyl chloride in bulk quantities; please contact our sales team for pricing and availability.

What documentation comes with a terephthaloyl chloride order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS standards.

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