- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2-Propynoic acid,3-bromo-, methyl ester
- Price: Check
- Purity: 95.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2-Propynoic acid,3-bromo-, methyl ester
- Price: ￥638.0/250mg ￥1428.0/1g ￥4088.0/5g ￥7308.0/10g
- Purity: 95.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2-Propynoic acid,3-bromo-, methyl ester
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
23680-40-2
23680-40-2 structure
- Name: 2-Propynoic acid,3-bromo-, methyl ester
- Chemical Name: methyl 3-bromoprop-2-ynoate
- CAS Number: 23680-40-2
- Molecular Formula: C4H3BrO2
- Molecular Weight: 162.96900
- Create Date: 2018-06-22 17:47:25
- Modify Date: 2025-08-25 18:05:22
| Name | methyl 3-bromoprop-2-ynoate |
|---|---|
| Synonyms |
Methyl 3-bromo-2-propynoate
methyl 3-bromopropynoate Methyl bromopropynoate 3-Bromo methyl propiolate methyl 3-bromopropiolate methyl bromoacetylenecarboxylate methyl bromopropiolate Methyl bromopropylate |
| Density | 1.723g/cm3 |
|---|---|
| Boiling Point | 150.2ºC at 760mmHg |
| Melting Point | 20ºC |
| Molecular Formula | C4H3BrO2 |
| Molecular Weight | 162.96900 |
| Flash Point | 44.6ºC |
| Exact Mass | 161.93200 |
| PSA | 26.30000 |
| LogP | 0.51520 |
| Vapour Pressure | 3.89mmHg at 25°C |
| Index of Refraction | 1.506 |
| HS Code | 2916190090 |
|---|
|
~90%
23680-40-2 |
| Literature: Leroy Synthetic Communications, 1992 , vol. 22, # 4 p. 567 - 572 |
|
~85%
23680-40-2 |
| Literature: PHARMACIA and UPJOHN COMPANY Patent: WO2004/39815 A2, 2004 ; Location in patent: Page 44 ; WO 2004/039815 A2 |
|
~73%
23680-40-2 |
| Literature: Commercon, A.; Normant, J. F.; Villieras, J. Tetrahedron, 1980 , vol. 36, # 82 p. 1215 - 1222 |
| Precursor 4 | |
|---|---|
| DownStream 4 | |
| HS Code | 2916190090 |
|---|---|
| Summary | 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |