Molekula
1,3,5-Benzenetricarboxylic acid chloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
1,3,5-Benzenetricarboxylic acid chloride (trimesoyl chloride) is a highly reactive acyl chloride used in organic synthesis, polymer chemistry, and the production of dyes, resins, and pharmaceutical intermediates. It serves as a key reagent for esterification, amidation, and Friedel-Crafts acylation reactions. This chemical has a CAS number of 4422-95-1, with the molecular formula C6H3(COCl)3 and a molecular weight of 265.48 g/mol. It is stored at ambient conditions but requires careful handling due to its corrosive and moisture-sensitive nature, with a signal word of "Danger." Molekula supplies 1,3,5-Benzenetricarboxylic acid chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — $58.70 per pack
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Specifications
| Property | Value |
|---|---|
| Appearance | White/pale yellow lump/ low melt |
| Melting Point | 33.0 - 37.0°C |
| Assay (GC) | ≥ 99.0% |
| Titration (with NaOH) | 97.5 - 102.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 110 °C |
| Transport Class | 8 |
| Packing Group | II |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89988128 |
| CAS Number | 4422-95-1 |
| IUPAC Name | benzene-1,3,5-tricarbonyl chloride |
| Molecular Formula | C6H3(COCl)3 |
| Molecular Weight | 265.48 |
| Exact Mass | 263.9148 |
| SMILES | C1=C(C=C(C=C1C(=O)Cl)C(=O)Cl)C(=O)Cl |
| InChIKey | UWCPYKQBIPYOLX-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H3Cl3O3/c10-7(13)4-1-5(8(11)14)3-6(2-4)9(12)15/h1-3H |
| PubChem CID | 78138 |
| UN Number | UN3261 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2917.39.3000 |
| Tariff Code | 2917398590 |
Safety & GHS
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Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- EUH014 Reacts violently with water
- EUH029 Contact with water liberates toxic gas
- H290 May be corrosive to metals
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H317 May cause an allergic skin reaction
Precautionary statements
- P234 Keep only in original container
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P302+350 IF ON SKIN: Gently wash with soap and water
- 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
- P390 Absorb spillage to prevent material damage
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
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
- 1,3,5-Benzenetricarbonyl chloride
- 1,3,5-Benzenetricarbonyl trichloride
- 1,3,5-Benzenetricarboxylic chloride
- 1,5-BENZENETRICARBONYL TRICHLORIDE
- Benzene-1,3,5-tricarbonyl chloride
- benzene-1,3,5-tricarbonyl trichloride
- trimesic acid chloride
- Trimesic acid trichloride
- Trimesoyl chloride
- trimesoyl trichloride
Frequently asked questions
What is 1,3,5-Benzenetricarboxylic acid chloride commonly used for?
It is primarily used as a reagent in organic synthesis, particularly for the preparation of polyesters, polyamides, and other polymers, as well as in the synthesis of pharmaceutical intermediates and specialty chemicals.
What is the chemical formula and molecular weight of 1,3,5-Benzenetricarboxylic acid chloride?
The chemical formula is **C₆H₃(COCl)₃**, and the molecular weight is **265.48 g/mol**.
What safety classification does this product have, and how should it be handled?
The product is classified with the **signal word 'Danger'** due to its hazardous nature. It should be handled with appropriate PPE, including gloves, goggles, and in a well-ventilated area or fume hood.
What grades or purities of 1,3,5-Benzenetricarboxylic acid chloride does Molekula supply?
Molekula supplies this product in **high-purity (98%+) analytical and synthesis grades**, suitable for research and industrial applications.
Can Molekula supply 1,3,5-Benzenetricarboxylic acid chloride in bulk quantities?
Yes, Molekula can supply this product in bulk, with quantities tailored to meet your specific requirements—please contact our sales team for pricing and availability.
What documentation comes with an order of 1,3,5-Benzenetricarboxylic acid chloride?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS/SDS), and a product specification sheet detailing purity, storage, and handling instructions.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.