- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2-Thiophenesulfonic acid
- Price:
- Purity: 95.0%
- Stocking Period: 10 Day
- Contact: Yang
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2-Thiophenesulfonic acid
- Price: ￥866.0/100mg ￥3476.0/1g ￥1386.0/250mg
- Purity: 95.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 4-AMINO-BENZENESULFONIC ACID
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
79-84-5
79-84-5 structure
- Name: 2-Thiophenesulfonic acid
- Chemical Name: thiophene-2-sulfonic acid
- CAS Number: 79-84-5
- Molecular Formula: C4H4O3S2
- Molecular Weight: 164.20300
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-06-15 09:51:54
- Modify Date: 2024-01-05 21:09:51
| Name | thiophene-2-sulfonic acid |
|---|---|
| Synonyms |
Thiophen-2-sulfonsaeure
Thiophenesulfonic acid 2-thiophenesulfonate 2-THIOPHENESULFONIC ACID |
| Density | 1.614 g/cm3 |
|---|---|
| Melting Point | 71-72ºC |
| Molecular Formula | C4H4O3S2 |
| Molecular Weight | 164.20300 |
| Exact Mass | 163.96000 |
| PSA | 90.99000 |
| LogP | 2.07560 |
| Index of Refraction | 1.609 |
| HS Code | 2934999090 |
|---|
|
~%
79-84-5 |
| Literature: Steinkopf; Ohse Justus Liebigs Annalen der Chemie, 1924 , vol. 437, p. 19 |
|
~%
79-84-5 |
| Literature: Arcoria, Antonio; Ballistreri, Francesco P.; Musumarra, Giuseppe; Tomaselli, Gaetano A. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1981 , p. 221 - 227 |
|
~%
79-84-5 |
| Literature: Arcoria, Antonino; Ballistreri, Francesco P.; Spina, Emanuela; Tomaselli, Gaetano A.; Maccarone, Emanuele Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1988 , p. 1793 - 1798 |
|
~%
79-84-5 |
| Literature: Arcoria, Antonio; Ballistreri, Francesco P.; Musumarra, Giuseppe; Tomaselli, Gaetano A. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1981 , p. 221 - 227 |
|
~%
79-84-5 |
| Literature: Toehl Chemische Berichte, 1894 , vol. 27, p. 666 |
|
~%
79-84-5 |
| Literature: Schleicher Chemische Berichte, 1886 , vol. 19, p. 671 |
|
~%
79-84-5 |
| Literature: Krekeler Chemische Berichte, 1886 , vol. 19, p. 677 |
|
~%
79-84-5 |
| Literature: Krekeler Chemische Berichte, 1886 , vol. 19, p. 677 |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |