PYROCATECHOLSULFONEPHTHALEIN

Names

[ CAS No. ]:
115-41-3

[ Name ]:
PYROCATECHOLSULFONEPHTHALEIN

[Synonym ]:
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)

Chemical & Physical Properties

[ 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

MSDS

Click to get detail MSDS

Safety Information

[ 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

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2934991000

[ Summary ]:
2934991000. sultones and sultams. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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