Thermo Scientific Chemicals Catechol Violet

Catalog No.	Quantity
AAB2351306	5 g
AAB2351314	25 g

Catalog No. AAB2351306

Supplier: Thermo Scientific Chemicals B2351306

Description

CAS: 115-41-3 | C19H14O7S | 386.37 g/mol

Catechol Violet is used as a complexometric indicator dye. It inhibits the synthesis of globin in reticulocyte lysates. It is also used as a pH indicator with a transition interval from 0 to 8.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Catechol Violet is used as a complexometric indicator dye. It inhibits the synthesis of globin in reticulocyte lysates. It is also used as a pH indicator with a transition interval from 0 to 8.

Solubility
Soluble in water, ethylene glycol, monomethyl ether and ethanol.

Notes
Incompatible with strong oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 115-41-3
• Molecular Formula: C19H14O7S
• Molecular Weight (g/mol): 386.37
• MDL Number: MFCD00005868
• InChI Key: RRRCKIRSVQAAAS-UHFFFAOYSA-N
• Synonym: Pyrocatechol sulfonephthalein; Pyrocatechol Violet
• PubChem CID: 66993
• IUPAC Name: 4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]benzene-1,2-diol
• SMILES: OC1=CC=C(C=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(O)=C1

• Beilstein: 353938
• Solubility Information: Soluble in water,ethylene glycol,monomethyl ether and ethanol.
• Formula Weight: 386.38
• Quantity: 5 g
• Chemical Name or Material: Catechol Violet

Safety and Handling

Hazard Category	H314-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P260-P261-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P312-P363-P501c
EINECSNumber	204-088-3
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only