Molekula
1,2-Dichlorobenzene
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
1,2-Dichlorobenzene is a chlorinated aromatic hydrocarbon used as a solvent, intermediate in chemical synthesis, and in the production of dyes and pesticides. It appears as a colorless to pale yellow liquid with a penetrating odor. CAS: 95-50-1, Molecular Formula: C6H4Cl2, Molecular Weight: 147.00 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies 1,2-Dichlorobenzene 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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500 g — £32.50 per pack ex VAT · £39.00 inc. VAT
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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 | Clear colourless to pale yellow liquid |
| Assay/Purity | ≥ 99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 66 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Pleasant odor |
| Melting Point | -17 °C |
| Boiling Point | 180-183 °C |
| Density | 1.3 (relative, water = 1) |
| Water Solubility | 156 mg/L at 25 °C |
| Vapour Pressure | 0.16 kPa at 20 °C |
| log P (octanol/water) | 3.43 |
Source: PubChem CID 7239 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 19376805 |
| CAS Number | 95-50-1 |
| IUPAC Name | 1,2-dichlorobenzene |
| EC Number | 202-425-9 |
| Molecular Formula | C6H4Cl2 |
| Molecular Weight | 147.00 |
| Exact Mass | 145.969 |
| SMILES | C1=CC=C(C(=C1)Cl)Cl |
| InChIKey | RFFLAFLAYFXFSW-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H4Cl2/c7-5-3-1-2-4-6(5)8/h1-4H |
| PubChem CID | 7239 |
| UN Number | UN1591 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2903.99.8001 |
| Tariff Code | 2903998090 |
Safety & GHS
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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
- 2-Dichlorobenzene
- Chloroben
- Cloroben
- Dilantin DB
- o-Dichlorbenzol
- o-Dichlorobenzene
- o-Dichlorobenzol
- ODCB
- ortho-Dichlorobenzene
- Orthodichlorobenzol
Frequently asked questions
What is 1,2-Dichlorobenzene used for?
It is primarily used as a solvent in chemical synthesis and as an intermediate in the production of dyes, pesticides, and other organic compounds.
What is the chemical formula and molecular weight of 1,2-Dichlorobenzene?
The formula is C6H4Cl2 with a molecular weight of 147.00 g/mol.
How should 1,2-Dichlorobenzene be stored?
It should be stored at ambient temperature, away from heat and ignition sources, in a tightly closed container.
What grade is available for 1,2-Dichlorobenzene?
Available in technical grade; custom grades may be available upon request.
Can Molekula supply 1,2-Dichlorobenzene in bulk?
Yes, Molekula can supply 1,2-Dichlorobenzene in bulk quantities; please contact sales for pricing and availability.
What documentation comes with an order of 1,2-Dichlorobenzene?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.