Molekula
3,3',4',5-Tetrachlorosalicylanilide
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
3,3',4',5-Tetrachlorosalicylanilide is a chlorinated aromatic compound used as a biocide and intermediate in specialty chemical synthesis. It serves as a preservative for textile finishes, cellulose esters, cutting oils, coolants and certain petroleum products, and was formerly used as a bacteriostat in soaps and shampoos. It is a solid with a molecular formula of C13H7Cl4NO2, a molecular weight of 351.02 g/mol, and is stable at ambient storage conditions. It is classified as a hazardous substance with a signal word of Danger. Molekula supplies 3,3',4',5-Tetrachlorosalicylanilide 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 — £46.50 per pack ex VAT · £55.80 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to off white powder |
| Melting Point | 162℃ |
| Assay | ≥98.5% |
| FT-IR | Conforms to structure |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Crystalline solid |
| Melting Point | 161 °C |
| Solubility (other solvents) | Soluble in alkaline aqueous solutions and in solutions of wetting agents. Soluble in many organic solvents |
Source: PubChem CID 14385 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90028776 |
| CAS Number | 1154-59-2 |
| IUPAC Name | 3,5-dichloro-N-(3,4-dichlorophenyl)-2-hydroxybenzamide |
| EC Number | 214-576-8 |
| Molecular Formula | C13H7Cl4NO2 |
| Molecular Weight | 351.02 |
| Exact Mass | 350.9201 |
| SMILES | C1=CC(=C(C=C1NC(=O)C2=C(C(=CC(=C2)Cl)Cl)O)Cl)Cl |
| InChIKey | SJQBHPJLLIJASD-UHFFFAOYSA-N |
| InChI | InChI=1S/C13H7Cl4NO2/c14-6-3-8(12(19)11(17)4-6)13(20)18-7-1-2-9(15)10(16)5-7/h1-5,19H,(H,18,20) |
| PubChem CID | 14385 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2924.29.7790 |
| Tariff Code | 2924297099 |
Safety & GHS
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Toxic
GHS06
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Health Hazard
GHS07
Hazard statements
- H301 Toxic if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- 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
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
- 3,4-Dichlorfenylamid kyseliny 3,5-dichlorsalicylove
- 3,5-Dichloro-N-(3,4-dichlorophenyl)-2-hydroxybenzamide
- 3,5-Dichlorosalicyl-3,4-dichloroanilide
- 3,5-Dichlorosalicylic acid 3,4-dichloroanilide
- 3,5,3',4'-Tetrachlorosalicylanilide
- Benzamide, 3,5-dichloro-N-(3,4-dichlorophenyl)-2-hydroxy-
- Caswell No. 833
- Irgasan BS-200
- SALICYLANILIDE, 3,3',4',5-TETRACHLORO-
- TCSA
Frequently asked questions
What is 3,3',4',5-Tetrachlorosalicylanilide used for?
It is primarily used as a biocide and antimicrobial agent in industrial applications such as water treatment and coatings.
What is the chemical formula and molecular weight?
The formula is C13H7Cl4NO2 with a molecular weight of 351.02 g/mol.
How should this compound be stored?
Store at ambient temperature, away from moisture and incompatible materials.
What grade is available?
Available in technical grade; custom purity options may be discussed upon request.
Can Molekula supply this in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and lead times.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.
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.