HEPES 100 G
Rp 3.098.000
Hotline (061) 6641391
Thymolphthalien is an acid-base indicator which is colourless in acidic form and deep blue in basic form. Acidic form retains hydrogen on each hydroxyl group. It is suitable in preparing disappearing ink.
grade
ACS reagent
Quality Level
form
solid
technique(s)
UV/Vis spectroscopy: suitable
titration: suitable
ign. residue
≤1%
mp
248-254 °C
251-253 °C (lit.)
SMILES string
CC(C)c1cc(c(C)cc1O)C2(OC(=O)c3ccccc23)c4cc(C(C)C)c(O)cc4C
InChI
1S/C28H30O4/c1-15(2)20-13-23(17(5)11-25(20)29)28(22-10-8-7-9-19(22)27(31)32-28)24-14-21(16(3)4)26(30)12-18(24)6/h7-16,29-30H,1-6H3
InChI key
LDKDGDIWEUUXSH-UHFFFAOYSA-N
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