Molekula
Isobutyryl 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
Isobutyryl chloride is a reactive acyl chloride used in organic synthesis, particularly for introducing isobutyryl groups into molecules. It is a colorless to pale yellow liquid with a pungent odor. CAS: 79-30-1, molecular formula: (CH3)2CHCOCl, molecular weight: 106.55 g/mol. Store at ambient temperature. Hazard warning: Danger. Molekula supplies Isobutyryl 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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 | Colourless or light yellow transparent liquid |
| Assay | ≥99.0% |
| Other Impurity | ≤0.2% |
| Isobutyric acid | ≤0.3% |
| Isobutyric Anhydride | ≤0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 3 (8) |
| Packing Group | II |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 22177565 |
| CAS Number | 79-30-1 |
| IUPAC Name | 2-methylpropanoyl chloride |
| EC Number | 201-194-1 |
| Molecular Formula | (CH3)2CHCOCl |
| Molecular Weight | 106.55 |
| Exact Mass | 106.0185 |
| SMILES | CC(C)C(=O)Cl |
| InChIKey | DGMOBVGABMBZSB-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H7ClO/c1-3(2)4(5)6/h3H,1-2H3 |
| PubChem CID | 62325 |
| UN Number | UN2395 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29159050 |
| Tariff Code | 2915907098 |
Safety & GHS
-
Flammable
GHS02
-
Corrosive
GHS05
-
Toxic
GHS06
-
Health Hazard
GHS07
Hazard statements
- EUH029 Contact with water liberates toxic gas
- H225 Highly flammable liquid and vapour
- H290 May be corrosive to metals
- H302 Harmful if swallowed
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
- H330 Fatal if inhaled
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- 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
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- 2-methylpropanoic acid chloride
- 2-Methylpropanoyl chloride
- 2-PROPYLCARBONYL CHLORIDE
- 2,2-dimethylacetyl chloride
- 2methylpropionyl chloride
- i-butyryl chloride
- Isobutanoyl chloride
- isopropanecarbonyl chloride
- PROPANOYL CHLORIDE, 2-METHYL-
- UN 2395
Frequently asked questions
What is isobutyryl chloride used for?
Isobutyryl chloride is primarily used as an acylating agent in organic synthesis, particularly in the production of pharmaceuticals, agrochemicals, and flavor compounds.
What is the chemical formula and molecular weight of isobutyryl chloride?
The formula is (CH3)2CHCOCl with a molecular weight of 106.55 g/mol.
How should isobutyryl chloride be stored?
It should be stored at ambient temperature in a tightly sealed container, away from moisture and incompatible materials.
What grade of isobutyryl chloride does Molekula supply?
Molekula supplies isobutyryl chloride in technical grade, suitable for industrial and research applications.
Can Molekula supply isobutyryl chloride in bulk?
Yes, Molekula can supply isobutyryl chloride in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with an order of isobutyryl chloride?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS standards.
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.