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89360

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Thymolphthalein

ACS reagent, indicator (pH 8.8-10.5)

동의어(들):

5′,5′′-Diisopropyl-2′,2′′-dimethylphenolphthalein

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About This Item

실험식(Hill 표기법):
C28H30O4
CAS Number:
Molecular Weight:
430.54
Beilstein:
359413
EC Number:
MDL number:
UNSPSC 코드:
12000000
PubChem Substance ID:
NACRES:
NA.21

Grade

ACS reagent
indicator (pH 8.8-10.5)

Quality Level

형태

solid

기술

UV/Vis spectroscopy: suitable
titration: suitable

무기 잔류물

≤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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일반 설명

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.

애플리케이션

Thymolphthalein was suitable as indicator during titration of hyamine hydroxide.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


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