81-08-3
81-08-3 structure
- Name: 2-Sulfobenzoic anhydride
- Chemical Name: 2-Sulfobenzoic anhydride
- CAS Number: 81-08-3
- Molecular Formula: C7H4O4S
- Molecular Weight: 184.169
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-04-27 08:00:00
- Modify Date: 2025-08-21 11:30:40
| Name | 2-Sulfobenzoic anhydride |
|---|---|
| Synonyms |
2-Sulfobenzoic anhydride
3H-2,1-Benzoxathiol-3-one, 1,1-dioxide (9CI) MFCD00005879 1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-one 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide EINECS 201-322-6 3H-2,1-Benzoxathiol-3-one 1,1-dioxide |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| Boiling Point | 314.7±0.0 °C at 760 mmHg |
| Melting Point | 116-124 °C |
| Molecular Formula | C7H4O4S |
| Molecular Weight | 184.169 |
| Flash Point | 140.6±19.3 °C |
| Exact Mass | 183.983032 |
| PSA | 68.82000 |
| LogP | 0.79 |
| Vapour Pressure | 0.0±0.6 mmHg at 25°C |
| Index of Refraction | 1.629 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | C:Corrosive; |
| Risk Phrases | R20/21/22;R34 |
| Safety Phrases | S22-S24/25-S45-S36/37/39-S26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 29163900 |
|
~64%
81-08-3 |
| Literature: Journal of Sulfur Chemistry, , vol. 31, # 1 p. 71 - 81 |
|
~%
81-08-3 |
| Literature: Recueil des Travaux Chimiques des Pays-Bas, , vol. 25, p. 53 |
|
~95%
81-08-3 |
| Literature: Synthetic Communications, , vol. 42, # 8 p. 1101 - 1107 |
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~%
81-08-3 |
| Literature: Organic Process Research and Development, , vol. 8, # 2 p. 201 - 212 |
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~%
81-08-3 |
| Literature: Journal of the Chemical Society, , p. 2042,2046 |
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~%
81-08-3 |
| Literature: American Chemical Journal, , vol. 35, p. 502 |
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~%
81-08-3 |
| Literature: Journal of the Chemical Society, , p. 2042,2046 |
| Precursor 7 | |
|---|---|
| DownStream 10 | |
| HS Code | 29163900 |
|---|