Top Suppliers:I want be here


62625-21-2

62625-21-2 structure
62625-21-2 structure
  • Name: Thymol Blue sodium
  • Chemical Name: Sodium Thymol Blue
  • CAS Number: 62625-21-2
  • Molecular Formula: C27H29NaO5S
  • Molecular Weight: 487.564
  • Catalog: Biochemical Biochemical reagent Biological dye
  • Create Date: 2018-08-15 11:34:06
  • Modify Date: 2024-01-02 11:58:08
  • Thymol Blue sodium is an acid-base indicator used to indicate changes in pH. Thymol Blue sodium fades from red to yellow at pH 1.2 to 2.8 and from yellow to blue at pH 8.0 to 9.6[1].

Name Sodium Thymol Blue
Synonyms sodium,4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenolate
MFCD00151093
EINECS 263-650-6
Phenolate, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, sodium salt (1:1)
Description Thymol Blue sodium is an acid-base indicator used to indicate changes in pH. Thymol Blue sodium fades from red to yellow at pH 1.2 to 2.8 and from yellow to blue at pH 8.0 to 9.6[1].
Related Catalog
References

[1]. Huining Zhang, et al. Spectrophotometric pH measurements of surface seawater at in-situ conditions: absorbance and protonation behavior of thymol blue. Marine Chemistry,Volume 52, Issue 1,1996, Pages 17-25.

Density 0.979 g/mL at 25 °C
Melting Point 283-285 °C (dec.)(lit.)
Molecular Formula C27H29NaO5S
Molecular Weight 487.564
Exact Mass 487.156067
PSA 95.04000
LogP 7.49120
Stability Stable.
Water Solubility 95% ethanol: 10 mg/mL, clear, dark green
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
Precursor  2

DownStream  0