- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 3-Thienylmalonic acid
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 3-Thienylmalonic acid
- Price: ￥678.0/5g
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 3-Thiophenemalonic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
21080-92-2
21080-92-2 structure
- Name: 3-Thienylmalonic acid
- Chemical Name: 2-thiophen-3-ylpropanedioic acid
- CAS Number: 21080-92-2
- Molecular Formula: C7H6O4S
- Molecular Weight: 186.185
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-05-17 08:00:00
- Modify Date: 2025-08-23 11:43:47
| Name | 2-thiophen-3-ylpropanedioic acid |
|---|---|
| Synonyms |
thiophen-3-ylpropanedioic acid
EINECS 244-198-9 3-ThiopheneMalonic Acid 3-Thiophene malonic acid Propanedioic acid,3-thienyl 3-Thienylpropanedioic acid 2-(Thiophen-3-yl)malonic acid Propanedioic acid, 3-thienyl- 3-Thienylmalonic acid Propanedioic acid, 2-(3-thienyl)- thien-3-ylmalonic acid thiophene-3-malonic acid MFCD00005469 |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| Boiling Point | 396.8±32.0 °C at 760 mmHg |
| Melting Point | 139 °C (dec.)(lit.) |
| Molecular Formula | C7H6O4S |
| Molecular Weight | 186.185 |
| Flash Point | 193.8±25.1 °C |
| Exact Mass | 185.998672 |
| PSA | 102.84000 |
| LogP | 1.13 |
| Vapour Pressure | 0.0±1.0 mmHg at 25°C |
| Index of Refraction | 1.628 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi |
| Risk Phrases | R36/37/38:Irritating to eyes, respiratory system and skin . |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2942000000 |
| Precursor 0 | |
|---|---|
| DownStream 7 | |
![5,7-dichloro-6-thiophen-3-ylpyrazolo[1,5-a]pyrimidine-3-carbonitrile structure](https://image.chemsrc.com/caspic/114/821023-59-0.png)
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |