Phenol red sodium salt

제품 이름

Phenol red sodium salt, indicator ACS

SMILES string

[Na+].[S]1(=O)(=O)OC(c4c1cccc4)(c3ccc(cc3)[O-])c2ccc(cc2)O

InChI

1S/C19H14O5S.Na/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19;/h1-12,20-21H;/q;+1/p-1

InChI key

HKHYOKBQJILTEI-UHFFFAOYSA-M

grade

ACS reagent

loss

≤8.0% loss on drying, 110°C

visual transition interval

1.2-3.0, brown-orange to yellow(1st transition range)
6.5-8, brownish-yellow to red-violet(2nd transition range)

mp

285 °C

storage temp.

2-30°C

Quality Level

200