ChemicalBook >> CAS DataBase List >>3-BUTYNOIC ACID
3-BUTYNOIC ACID
- CAS No.
- 2345-51-9
- Chemical Name:
- 3-BUTYNOIC ACID
- Synonyms
- But-3-ynoic acid;3-butyric acid;CHequivCCH2COOH;3-Bytynoic Acid;Ethynylacetic acid;3-Butynoic acid 95%;2-Ethynylacetic acid;3-butynoic acid(SALTDATA: FREE);3-Butynoic acid-Minimum Order 10kg;3-Butynoic acid (6CI, 7CI, 8CI, 9CI, ACI)
- CBNumber:
- CB4500119
- Molecular Formula:
- C4H4O2
- Molecular Weight:
- 84.07
- MDL Number:
- MFCD02258494
- MOL File:
- 2345-51-9.mol
- MSDS File:
- SDS
Last updated:2025-04-17 18:22:24
| Melting point | 188-195℃ |
|---|---|
| Boiling point | 195℃ |
| Density | 1.152 |
| Flash point | 83℃ |
| storage temp. | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
| solubility | Chloroform, Methanol (Slightly) |
| form | powder to crystal |
| pka | 3.62±0.10(Predicted) |
| color | White to Almost white |
| λmax | 228nm(CH2Cl2)(lit.) |
| InChIKey | KKAHGSQLSTUDAV-UHFFFAOYSA-N |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |   GHS05,GHS06 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H301+H311-H314 | |||||||||
| Precautionary statements | P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338 | |||||||||
| Hazard Codes | Xn,T | |||||||||
| Risk Statements | 22-41-34-24/25 | |||||||||
| Safety Statements | 26-36-45-36/37/39 | |||||||||
| RIDADR | 2923 | |||||||||
| WGK Germany | 3 | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | Ⅱ | |||||||||
| HS Code | 29161900 | |||||||||
| NFPA 704 |
|
3-BUTYNOIC ACID price More Price(32)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 738271 | 3-Butynoic acid 95% | 2345-51-9 | 1g | $302 | 2024-03-01 | Buy |
| TCI Chemical | B4969 | 3-Butynoic Acid >95.0%(T) | 2345-51-9 | 200mg | $85 | 2024-03-01 | Buy |
| TRC | B700503 | 3-Butynoic Acid | 2345-51-9 | 50mg | $50 | 2021-12-16 | Buy |
| Ark Pharm | P000396655 | But-3-ynoic acid 98% | 2345-51-9 | 250mg | $24 | 2021-12-16 | Buy |
| Chem-Impex | 28620 | 3-Butynoicacid,≥98%(Titration)Hazmat ≥98%(Titration) | 2345-51-9 | 250MG | $46.59 | 2021-12-16 | Buy |
3-BUTYNOIC ACID Chemical Properties,Uses,Production
Uses
Some of the applications of 3-butynoic acid are:
- Synthesis of functionalized γ-butyrolactones and tetrahydrofurans via Conia-ene cyclizations.
- Synthesis of allenoates for [2+2] cycloadditions with alkenes.
- Phosphine-catalyzed synthesis of highly functionalized coumarins.
- Synthesis of various useful organotin reagents via radical hydrostannation of 3-butynoic acid.
Definition
ChEBI: A monocarboxylic acid consisting of acetylene carrying a carboxymethyl group.
IC 50
Human Endogenous Metabolite
3-BUTYNOIC ACID Preparation Products And Raw materials
Global( 145)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21628 | 55 |
| Changzhou Ansciep Chemical Co., Ltd. | +86 519 86305871 | sales@ansciepchem.com | CHINA | 4241 | 58 |
| Accela ChemBio Inc. | +1-858-6993322 | info@accelachem.com | United States | 19825 | 58 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | factory@coreychem.com | China | 29808 | 58 |
| Neostar United (Changzhou) Industrial Co., Ltd. | +86-0519-85551759 +8613506123987 | marketing1@neostarunited.com | China | 8831 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52849 | 58 |
| Nanjing Hengbei Chemicals Co., Ltd. | +86-25-58393656 | sales@hengbeichem.cn | China | 6854 | 58 |
| BTC pharm India | +918790379245 | banny.janga@btcpharm.com | India | 1262 | 58 |
| LEAP CHEM CO., LTD. | +86-852-30606658 | market18@leapchem.com | China | 24727 | 58 |
View Lastest Price from 3-BUTYNOIC ACID manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2024-11-19 | 3-Butynoic acid
2345-51-9
|
US $43.00 / mg | 10g | TargetMol Chemicals Inc. | |||
 |
2022-01-15 | but-3-ynoicacid
2345-51-9
|
US $0.00 / KG | 1KG | 97.8% | 100 tons | Honest Joy Holdings Limited
|
|
 |
2019-12-20 | 3-BUTYNOIC ACID
2345-51-9
|
US $1.00 / KG | 1KG | 99% | KG/T | Career Henan Chemical Co |
-
- 3-Butynoic acid
2345-51-9
- US $43.00 / mg
- TargetMol Chemicals Inc.
-
- but-3-ynoicacid
2345-51-9
- US $0.00 / KG
- 97.8%
- Honest Joy Holdings Limited
-
- 3-BUTYNOIC ACID
2345-51-9
- US $1.00 / KG
- 99%
- Career Henan Chemical Co
2-Ethynylacetic acid
CHequivCCH2COOH
Ethynylacetic acid
3-butynoic acid(SALTDATA: FREE)
3-Butynoic acid 95%
3-Bytynoic Acid
But-3-ynoic acid
3-Butynoic acid (6CI, 7CI, 8CI, 9CI, ACI)
3-Butynoic acid-Minimum Order 10kg
3-butyric acid
2345-51-9