ChemicalBook > Product Catalog >Chemical Reagents >Organic reagents >aliphatic ketones >3-Butyn-2-one
3-Butyn-2-one
- CAS No.
- 1423-60-5
- Chemical Name:
- 3-Butyn-2-one
- Synonyms
- But-3-yn-2-one;Acetylacetylene;3-BUTYNE-2-ONE;Methyl ethynyl ketone;BROX-002;butyn-2-one;Acetylethyne;1-BUTYN-3-ONE;3-BUTYN-2-ONE;CH3COCequivCH
- CBNumber:
- CB9727218
- Molecular Formula:
- C4H4O
- Molecular Weight:
- 68.07
- MOL File:
- 1423-60-5.mol
- MSDS File:
- SDS
- Modify Date:
- 2026/5/28 5:55:21
| Boiling point | 85 °C(lit.) |
|---|---|
| Density | 0.87 g/mL at 25 °C(lit.) |
| refractive index |
n |
| Flash point | 28 °F |
| storage temp. | 0-6°C |
| form | Liquid |
| Specific Gravity | 0.870 |
| color | Clear yellow to orange-brown |
| Water Solubility | It is soluble in water. |
| BRN | 605353 |
| InChI | 1S/C4H4O/c1-3-4(2)5/h1H,2H3 |
| InChIKey | XRGPFNGLRSIPSA-UHFFFAOYSA-N |
| SMILES | CC(=O)C#C |
| CAS DataBase Reference | 1423-60-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 3-Butyn-2-one(1423-60-5) |
| EPA Substance Registry System | 3-Butyn-2-one (1423-60-5) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |   GHS02,GHS06 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H225-H300-H315-H319-H335 | |||||||||
| Precautionary statements | P210-P301+P310+P330-P302+P352-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter | |||||||||
| Hazard Codes | F,T+,T,Xi,E,Xn | |||||||||
| Risk Statements | 28-36/37/38-11-15-10 | |||||||||
| Safety Statements | 45-36/37/39-28A-26-16-43-7/8-7/9-24/25 | |||||||||
| RIDADR | UN 1992 3/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | ES0875000 | |||||||||
| F | 19 | |||||||||
| Hazard Note | Highly Flammable/Highly Toxic | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 29141900 | |||||||||
| Storage Class | 3 - Flammable liquids | |||||||||
| Hazard Classifications | Acute Tox. 2 Oral Eye Irrit. 2 Flam. Liq. 2 Skin Irrit. 2 STOT SE 3 |
|||||||||
| Limited Quantities | 1.0 L (0.3 gallon) (liquid) | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) | |||||||||
| NFPA 704 |
|
3-Butyn-2-one price More Price(7)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich(India) | 161314 | 3-Butyn-2-one 95% | 1423-60-5 | 2.5ML | ₹28253.25 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | 161314 | 3-Butyn-2-one 95% | 1423-60-5 | 10ML | ₹48799.1 | 2022-06-14 | Buy |
| TCI Chemicals (India) | B2393 | 3-Butyn-2-one min. 97.0 % | 1423-60-5 | 1G | ₹4100 | 2022-05-26 | Buy |
| ALFA India | ALF-L05527-14 | 3-Butyn-2-one, 98% | 1423-60-5 | 25g | ₹59485 | 2022-05-26 | Buy |
| TCI Chemicals (India) | B2393 | 3-Butyn-2-one min. 97.0 % | 1423-60-5 | 5G | ₹11800 | 2022-05-26 | Buy |
3-Butyn-2-one Chemical Properties,Uses,Production
Chemical Properties
3-Butyn-2-one is a clear, colorless liquid that is chemically reactive. It has a boiling point of 85.0°C. The autoignition temperature for 3-butyn-2-one is 274°C. 3-Butyn-2-one has a penetrating odor and is a lacrimator. 3-Butyn-2-one has a penetrating odor and is a lacrimator.
Uses
3-Butyn-2-one was used in the synthesis of clerodane diterpenoid (+/-)-sacacarin. It was used as substrate in stereoselective, conjugate arylation mediated by gallium(III) chloride leading to (E)-α,β-unsaturated ketones.
General Description
3-Butyn-2-one undergoes asymmetric double-Michael reaction with ortho-tosylamidophenyl malonate catalyzed by chiral aminophosphines to yield indolines. It undergoes double Michael reaction with nitrogen-containing tethered diacid to give pipecolic acid derivatives.
3-Butyn-2-one Preparation Products And Raw materials
Raw materials
Preparation Products
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Global( 212)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | Inquiry |
|---|---|---|---|---|---|
| ALS INDIA LIFE SCIENCES | +91-8977036379 | Hyderabad, India | 2080 | 58 | Inquiry |
| CLEARSYNTH LABS LTD. | +91-22-45045900 | Hyderabad, India | 6094 | 58 | Inquiry |
| TCI Chemicals (India) Pvt. Ltd. | 1800 425 7889 | New Delhi, India | 6749 | 58 | Inquiry |
| Alfa Aesar | 1 800 209 7001 | Maharashtra, India | 6888 | 58 | Inquiry |
| Dhruvtara Chemicals Pvt. Ltd. | 91 40 27154607 | Beijing, India | 180 | 56 | Inquiry |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | China | 29625 | 60 | Inquiry |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | China | 21533 | 55 | Inquiry |
| Shanghai Time Chemicals CO., Ltd. | +86-021-57951555 +8618017249410 | China | 1796 | 55 | Inquiry |
| Shenzhen Nexconn Pharmatechs Ltd | +86-755-89396905 +86-15013857715 | China | 10399 | 58 | Inquiry |
| CONIER CHEM AND PHARMA LIMITED | China | 49897 | 58 | Inquiry |
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ETHYNYL METHYL KETONE
1-BUTYN-3-ONE
1-BUTYNE-3-ONE
3-BUTYN-2-ONE
3-Butyn-2-one 99%
3-BUTYN-2-ONE, 98+%
3-Butyn-2-one,99%
3-Butyn-2-one,96%
But-3-yn-2-one 99%
3-Butyn-2-one, 96% 2.5GR
Ethynyl methyl ketone, Acetylacetylene
3-Butyn-2-one(6CI,7CI,8CI,9CI)
Acetylethyne
CH3COCequivCH
Ketone, ethynyl methyl
butyn-2-one
BROX-002
3-Butyn-2-one >
Acetylacetylene
3-BUTYNE-2-ONE
But-3-yn-2-one
Methyl ethynyl ketone
1423-60-5
C4H4O
HCCCOCH3
HC8801CCOCH3
C4H40
Building Blocks
Carbonyl Compounds
C3 to C6
Functionalized Acetylenes
Acetylenes
Ketones
Organic Building Blocks
C3 to C6
Carbonyl Compounds
Ketones
ketone
Acetylenes
Functionalized Acetylenes