INTRODUCTION
Thionyl chloride an inorganic compound, is a moderately volatile, colourless to pale yellow liquid with a pungent odour. It is toxic, reacts with water, and is also listed under the Chemical Weapons Convention as it may be used for the production of chemical weapons.
Manufacture
The major industrial synthesis involves the reaction of sulfur trioxide and sulfur dichloride.
| Synonyms | Thionyl dichloride Sulfinyl chloride Sulfur chloride oxide Sulfur oxychloride Sulfurous dichloride Sulfurous oxychloride |
| CAS no. | 7719-09-7 |
| EINECS no. | 231-748-8 |
| Molecular formula | SOCl2 |
| Molecular weight | 119 |
| Structure |  |
APPLICATIONS
| Here are some important uses of Thionyl chloride. |
|---|
| It is primarily utilised for the manufacturing of iso-carbophos, propargite tetramisole hydrochloride, indomethacin, and vitamin A in the pharmaceutical, pesticide, and dye industries. |
| Chlorination of alcoholic hydroxyl groups, carboxylic acid chlorination, acid anhydride chlorination, and chlorine displacement of organic sulfonic acid or carboxylic acid are all examples of chlorinating agents for organic synthesis. |
| It’s also used to make acyl chloride and pharmaceutical intermediates like tetramisole hydrochloride and synthomycin palmitate. |
| It can also be used as a solvent or a dehydrating agent. |
SPECIFICATIONS
| Test | Unit | Specification |
|---|---|---|
| Appearance | – | Colourless to pale yellow liquid |
| Odor | – | Suffocating odor |
| Purity | % | Min 99.6 |
| Sulphur Chloride (as SCl2 +S2Cl2) | % | Max 0.1 |
| Sulphuryl Chloride (as SO2Cl2+ SO3) | % | Max 0.1 |
| Sulphur Dioxide (as SO2) | % | Max 0.3 |
| Iron | ppm | Max 0.2 |
| Residue on ignition | % | Max 0.01 |
| Distillation range | °C | 95% distills between 74.0 – 78.0 |
| Specific Gravity (at 20°C) | – | 1.62 – 1.64 |
PACKING
300 kg UN approved drum.
STORAGE
Keep in a tightly closed container, stored in a cool, dry, ventilated area.
REACH Status
Thionyl chloride offered by ExSyn is registered under EU REACH regulations.
No matter the quantity you need, our exceptional quality and service will make ExSyn your supplier of choice! If you need any additional information or SDS, please contact us.
1-(Difluoromethyl)-4-nitro-1H-pyrazole is a difluoromethyl aromatic compound with an active nitro group for reduction. It is used as an organic synthesis key starting material and intermediate in APIs.
1-Bromohexane is an organic liquid belonging to the category of alkyl bromides or bromoalkanes. Its reactivity is due to presence of bromine in the allylic position. Apart from being a useful solvent in organic synthesis, it is used in synthesis of various intermediates.
Valeryl chloride is an organic liquid belonging to the category – acid chloride. It is a versatile reagent in organic syntheses leading to its diverse applications such as synthesis of enzyme inhibitors, production of APIs, intermediates, and agrochemicals.
2-Chloroethylamine hydrochloride is a colourless to off-white solid. It consists of an alkylamine attached to a Chlorine atom. It is a member of the Chloroalkylamines. It is a highly corrosive material to both skin and metals thus it must be handled with extreme care.
Thiophosgene is an organic liquid with a heterogeneous composition. The molecule is a reactive electrophile leading to its applications in APIs, intermediates, and agrochemicals, amongst others.
N.N’-Dicyclohexylcarbodiimide, acronymed as DCCD by chemists, is a versatile reagent in organic syntheses. Its reactivity is due to the presence of carbodiimide group in its structure.
Sodium bromide is an inorganic compound with the formula NaBr. It is a high-melting white, crystalline solid that resembles sodium chloride. It is a widely used source of the bromide ion and has many applications.
3,5-Dibromo-4-hydroxybenzoic acid is an alkylated aromatic compound with active bromo groups. They enable its multiple usages such as organic synthesis reagent, biological stain, and enzyme inhibitor. The compound is also a key intermediate in production of APIs.
Bakuchiol is known as Vegan Retinol as it has ability to improve uneven skin tone by reducing the appearance of dark spots and pigmentation. It is best in class of anti-aging and anti-wrinkles effect.