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: 2026-07-05 15:06:39
| Name | Pyrocatechol Violet |
|---|---|
| Synonyms |
PYROCATECHOL VIOLET, INDICATOR ADE
Catechol Purple Indicator Solution PYROCATECHOL VIOLET INDICATOR FOR METAL TITRATION PYROCATECHOL VIOLET Catechol Violet, Pyrocatecholsulphonphthalein 4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol) PyrocatecholViolet PyrocatecholVioletGr Pyrocatechol violet 3H-2,1-Benzoxathiole, 3,3-bis(3,4-dihydroxyphenyl)-, 1,1-dioxide 1,2-Benzenediol,4,4’-(3H-2,1-benzoxathiol-3-ylidene)bis-,S,S-dioxide 3,3-bis-(3,4-dihydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide Brenzcatechinviolett Catechol Violet PYROCATECHOL VIOLET, FOR COLORIMETRY 3,3-Bis(3,4-dihydroxyphenyl)-3H-2,1-benzoxathiole 1,1-dioxide 4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)dibenzene-1,2-diol EINECS 204-088-3 3’,3’,4’-Trihydroxyfuchsone-2’-SulfonicAcidPV 3,3-Bis-(3,4-dihydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxid PYROCATECHOLSULFONHTHALEIN Pyrocatechimsulfonphthalein violed Catechol violet, Pyrocatecholsulfonphthalein PYROCATECHOLSULFONPHTHALEIN Pyrocatechol Violet,indicator ade PYROCATECHOL SULPHONPHTHALEIN 3,3',4'-TRIHYDROXYFUCHSONE-2''-SULFONIC ACID Catechol Violet Indicator PyrocatecholViole CATECHOL VIOLET Catechol vloiet Pyrocatecholsulfonphthalein Catechol Violet, Catechol Violet A,A-BIS(3,4-DIHYDROXYPHENYL)-A-HYDROXY-O-TOLUENESULFONIC ACID G-SULFONE Pyrocatechol Violet, indicator ade, pureR 3,3-bis(3,4-dihydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide Pyrocatechol Violet (Assay) PyrocatechinSulfonphthaleinViolet MFCD00005868 Pyrocatechol Violet ( in Water) Catecholsulfonphthalein Pyrocatechol violet pH indicator solution suitable for indicator CATECHOLSULFONAPHTHALEIN 1,2-Benzenediol, 4,4-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis 1,2-Benzenediol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S-dioxide (9CI) Pyrocatechol violet (6CI) |
| 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% |