Methyl thymol blue complexon , AR , 1945-77-3

Synonym(s):
Methylthymol blue sodium salt

CAS NO.：1945-77-3

Empirical Formula: C37H40N2Na4O13S

Molecular Weight: 844.74

MDL number: MFCD00148905

EINECS: 217-743-3

PRODUCT Properties

• storage temp.: Store below +30°C.
• solubility: 460g/l
• form: Powder
• color: Dark green to reddish-brown
• PH: 6.2 (10g/l, H2O, 20℃)
• Water Solubility: Soluble in water (460 g/L) at 20°C.
• Stability: Stable. Incompatible with strong oxidizing agents.
• InChIKey: DIZZDZCUMBBRSG-UHFFFAOYSA-J
• SMILES: C1C=C2C(C3C=C(C(C)C)C(O)=C(CN(CC(O[Na])=O)CC(O[Na])=O)C=3C)(C3C=C(C(C)C)C(O)=C(CN(CC(O[Na])=O)CC(O[Na])=O)C=3C)OS(=O)(=O)C2=CC=1
• EPA Substance Registry System: Glycine, N,N'-[(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[[6-hydroxy-2-methyl-5-(1-methylethyl)-3,1-phenylene]methylene]]bis[N-(carboxymethyl)-, tetrasodium salt (1945-77-3)

Description and Uses

Methylthymol Blue sodium salt is used as thymol-containing organic dye. It is used as an indicator for complexometry. It is used in determination of sulfate in rainwater. It combines with silica gel and aids in the separation and preconcentration of trace amounts of heavy metals from some salts.

Safety

• Hazard Codes: Xi
• Risk Statements: 5-36/37/38
• Safety Statements: 24/25-36-26-15
• WGK Germany: 3
• TSCA: Yes
• HS Code: 2934 99 90