- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: PYROCATECHOLSULFONEPHTHALEIN
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: PYROCATECHOLSULFONEPHTHALEIN
- Price: ￥108.0/5g
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Pyrocatechol Violet
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
115-41-3
115-41-3 structure
- Name: PYROCATECHOLSULFONEPHTHALEIN
- Chemical Name: Pyrocatechol Violet
- CAS Number: 115-41-3
- Molecular Formula: C19H14O7S
- Molecular Weight: 386.375
- Catalog: Chemical reagent Organic reagent Aromatic alcohol
- Create Date: 2018-08-03 19:25:19
- Modify Date: 2025-08-25 08:02:52
| Name | Pyrocatechol Violet |
|---|---|
| Synonyms |
1,2-Benzenediol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol) CATECHOL VIOLET PyrocatecholVioletGr Pyrocatechol violet 3H-2,1-Benzoxathiole, 3,3-bis(3,4-dihydroxyphenyl)-, 1,1-dioxide Pyrocatecholsulfonphthalein 3,3-bis-(3,4-dihydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide PYROCATECHOLSULFONEPHTHALEIN Brenzcatechinviolett 4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)dibenzene-1,2-diol EINECS 204-088-3 3,3-Bis-(3,4-dihydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxid Pyrocatechimsulfonphthalein violed PyrocatechinSulfonphthaleinViolet MFCD00005868 PYROCATECHOL SULPHONPHTHALEIN Catecholsulfonphthalein CATECHOLSULFONAPHTHALEIN 1,2-Benzenediol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S-dioxide (9CI) |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| Boiling Point | 659.5±55.0 °C at 760 mmHg |
| Melting Point | 185 °C (dec.)(lit.) |
| Molecular Formula | C19H14O7S |
| Molecular Weight | 386.375 |
| Flash Point | 352.7±31.5 °C |
| Exact Mass | 386.046021 |
| PSA | 132.67000 |
| LogP | 1.82 |
| Vapour Pressure | 0.0±2.1 mmHg at 25°C |
| Index of Refraction | 1.740 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Water Solubility | H2O: 1 mg/mL, clear, red |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xn |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 32041900 |
|
~%
115-41-3 |
| Literature: Collection of Czechoslovak Chemical Communications, , vol. 19, p. 925,928 Chemicke Listy, , vol. 48, p. 552,554 |
|
~28%
115-41-3 |
| Literature: Collection of Czechoslovak Chemical Communications, , vol. 67, # 12 p. 1779 - 1789 |
| HS Code | 2934991000 |
|---|---|
| Summary | 2934991000. sultones and sultams. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |