114553
Thymolphthalein
ACS reagent, Dye content 95 %
동의어(들):
5′,5′′-Diisopropyl-2′,2′′-dimethylphenolphthalein
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크기 선택
제품정보 (DICE 배송 시 비용 별도)
실험식(Hill 표기법):
C28H30O4
CAS 번호:
Molecular Weight:
430.54
Beilstein:
359413
EC Number:
MDL number:
UNSPSC 코드:
12171500
PubChem Substance ID:
NACRES:
NA.47
Grade
ACS reagent
Quality Level
양식
solid
구성
Dye content, 95%
용액 투명도
passes test
기술
titration: suitable
visual transition interval
8.8-10.5, colorless to blue
mp
251-253 °C (lit.)
λmax
396 nm (2nd)
592 nm
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
Thymolphthalein (5′, 5′′-Diisopropyl-2′, 2′′-dimethylphenolphthalein) is an acid-base indicator which is colorless in solutions with a pH below 8.5 and blue in solutions with a pH above 9.5. Thymolphthalein has been used as an indicator in periodate-thiosulfate reaction.
애플리케이션
Thymolphthalein has been used as a pH indicator in [14C] urea breath test to determine when the CO2 trap is full.
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)
American Chemical Society, American Chemical Society. Committee on Analytical Reagents
Reagent Chemicals: Specifications and Procedures (2006)
Towards eliminating systematic errors caused by the experimental conditions in Biochemical Methane Potential (BMP) tests.
Stromberg S, et al.
Waste Management (New York, N.Y.), 34, 1939-1948 (2014)
Rhesus monkey (Macaca mulatta) model of Helicobacter pylori: noninvasive detection and derivation of specific-pathogen-free monkeys.
Laboratory Animal Science, 49(2), 197-201 (1999)
Bassam Z. Shakhashiri
Chemical Demonstrations: A Handbook for Teachers of Chemistry, Volume 3, 3 (1983)
Basal and insulin mediated VLDL-triglyceride kinetics in type 2 diabetic men.
S?rensen LP
Diabetes, 60(1), 88-96 (2011)
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