ChemicalBook >> CAS DataBase List >>Thymolphthalein
Thymolphthalein
- CAS No.
- 125-20-2
- Chemical Name:
- Thymolphthalein
- Synonyms
- TP;THYMOLPHTHALEIN INDICATOR;VEGP;Nsc2186;Thymolpthalein;Thymol peptide;THYMOLPHTHALEIN;thymolphtaleine;Thymolphthaiein;DithyMolphthalide
- CBNumber:
- CB5342154
- Molecular Formula:
- C28H30O4
- Molecular Weight:
- 430.54
- MDL Number:
- MFCD00005909
- MOL File:
- 125-20-2.mol
- MSDS File:
- SDS
Last updated:2025-01-27 09:38:02
| Melting point | 251-253 °C(lit.) |
|---|---|
| Boiling point | 504.79°C (rough estimate) |
| Density | 0.92 g/mL at 25 °C |
| bulk density | 400kg/m3 |
| vapor pressure | 0.002Pa at 90℃ |
| refractive index | 1.6400 (estimate) |
| Flash point | 74 °F |
| storage temp. | no restrictions. |
| solubility | ethanol: clarity passes test |
| form | Low Melting Mass |
| pka | 9.70, 10.0(at 25℃) |
| color | White to slightly yellow |
| Specific Gravity | 0.92 |
| PH | 8.6～10.5 |
| PH Range | 9.3(colourless)-10.5(blue) |
| Odor | Mild characteristic odor |
| explosive limit | 3.30-19% |
| Water Solubility | insoluble |
| λmax | 592nm, 396nm, 598nm |
| Merck | 14,9401 |
| BRN | 359413 |
| Major Application | Display device, semiconductors, recording materials, photoconductors, sol-gel matrix, tin electroplating process, counterfeit-proof paper, authentication system forsecure documents, inks, pencil leads, correction fluid, paints, petroleum marker, tennis ball, adhesives, floor coatings, textiles, detergents, insecticide, lotion, cleaning pads, food storage, determine bacterial growth, Streptococci in saliva, dental impressionmaterials |
| InChIKey | GRBHJPCWQRVGND-UHFFFAOYSA-N |
| LogP | 3.682 at 25℃ |
| CAS DataBase Reference | 125-20-2(CAS DataBase Reference) |
| FDA UNII | YG5I28WSQP |
| EPA Substance Registry System | Thymolphthalein (125-20-2) |
| UNSPSC Code | 12171502 |
| NACRES | NB.21 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |   GHS02,GHS08 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H225-H313-H333-H371 | |||||||||
| Precautionary statements | P210-P260-P280a-P303+P361+P353-P405-P501a | |||||||||
| Hazard Codes | F,Xn | |||||||||
| Risk Statements | 11-40-10 | |||||||||
| Safety Statements | 7-16-36/37-24/25-22 | |||||||||
| RIDADR | UN 1170 3/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | Yes | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 29322980 | |||||||||
| NFPA 704 |
|
Thymolphthalein price More Price(33)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 89360 | Thymolphthalein ACS reagent, indicator (pH 8.8-10.5) | 125-20-2 | 10g | $48.7 | 2024-03-01 | Buy |
| Sigma-Aldrich | 89360 | Thymolphthalein ACS reagent, indicator (pH 8.8-10.5) | 125-20-2 | 50g | $149 | 2024-03-01 | Buy |
| Sigma-Aldrich | 114553 | Thymolphthalein ACS reagent, Dye content 95 % | 125-20-2 | 10g | $38.8 | 2024-03-01 | Buy |
| Sigma-Aldrich | 114553 | Thymolphthalein ACS reagent, Dye content 95 % | 125-20-2 | 50g | $124 | 2024-03-01 | Buy |
| Sigma-Aldrich | 1.08175 | Thymolphthalein indicator ACS,Reag. Ph Eur | 125-20-2 | 5G | $93 | 2024-03-01 | Buy |
Thymolphthalein Chemical Properties,Uses,Production
Chemical Properties
white fine crystalline powder
Uses
Thymolphthalein is a pH sensitive dye that has multiple uses such as testing hydration and/or saliva testing.
Uses
As pH indicator: colorless 9.3 to blue 10.5. Also as reagent for blood after decolorizing the alkaline solution by boiling with zinc dust.
Definition
ChEBI: Thymophthalein is a terpene lactone.
General Description
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.
Thymolphthalein Preparation Products And Raw materials
Global( 501)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Shenyang Simchoice Chemical Co.,Ltd | +86-024-23769576 +86-15040101888 | sales@simchoicechem.com | China | 254 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +86-15531157085 +86-15531157085 | abby@chuanghaibio.com | China | 8809 | 58 |
| Hebei Mujin Biotechnology Co.,Ltd | +86 13288715578 +8613288715578 | sales@hbmojin.com | China | 12817 | 58 |
| Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | sales1@chuanghaibio.com | China | 5876 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615531151365 | mina@chuanghaibio.com | China | 18137 | 58 |
| Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 | admin@zlchemi.com | China | 3692 | 58 |
| Hebei Mujin Biotechnology Co.,Ltd | +8613288715578 | angelia@hbmojin.com | China | 750 | 58 |
| HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD | +8615350851019 | admin@86-ss.com | China | 1001 | 58 |
| Shanghai Daken Advanced Materials Co.,Ltd | +86-371-+86-371-66670886 | info@dakenam.com | China | 19819 | 58 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21631 | 55 |
View Lastest Price from Thymolphthalein manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-03-31 | Thymolphthalein
125-20-2
|
US $30.00 / kg | 1kg | 99% | 20ton | Hebei Zhuanglai Chemical Trading Co.,Ltd | |
 |
2025-03-31 | Thymolphthalein
125-20-2
|
US $10.00 / KG | 100KG | 99% | 100 mt | Hebei Chuanghai Biotechnology Co., Ltd | |
 |
2025-03-26 | Thymolphthalein
125-20-2
|
US $132.00 / Kg/Bag | 25Kg/Bag | 98% | 1-10mt | Baoji Guokang Bio-Technology Co., Ltd. |
-
- Thymolphthalein
125-20-2
- US $30.00 / kg
- 99%
- Hebei Zhuanglai Chemical Trading Co.,Ltd
-
- Thymolphthalein
125-20-2
- US $10.00 / KG
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
-
- Thymolphthalein
125-20-2
- US $132.00 / Kg/Bag
- 98%
- Baoji Guokang Bio-Technology Co., Ltd.
3,3-bis(4-hydroxy-2-methyl-5-(1-methylethyl)phenyl)-1(3H)-Isobenzofuranone
3,3-bis[4-hydroxy-2-methyl-5-(1-methylethyl)phenyl]-1(3h)-isobenzofuranon
Thymolphthalein, for analysis ACS
Thymolphthalein, indicator, pure
THYMOLPHTHALEIN REAGENT (ACS)
THYMOLPHTHALEIN SOLUTION, 0.05%
1(3H)-Isobenzofuranone, 3,3-bis4-hydroxy-2-methyl-5-(1-methylethyl)phenyl-
thymolphthalein solution
Thymolphthalein, Reagent
2',2''-Diisopropyl-5',5''-dimethylphenolphthalein
3,3-Bis(4-hydroxy-3-isopropyl-6-methyl)phthalide
3,3-Bis(2-methyl-4-hydroxy-5-isopropylphenyl)isobenzofuran-1(3H)-one
3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-1(3H)-isobenzofuranone
3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)isobenzofuran-1(3H)-one
4,4'-[(3-Oxo-1,3-dihydroisobenzofuran)-1,1-diyl]bis(2-isopropyl-5-methylphenol)
Thymolphthalein, 0.05% w/v solution in ethanol
Thymolphthalein (0.1% in ca. 95% Ethanol) [for pH Determination and Titration]
Thymolphthalein,pure,indicator
(0.1% in ca. 95% Ethanol) [for pH DeterMination and Titration]
ThyMolphthalein
Thymolphthalein, indicator, reagent grade, ACS
Thymolphthalein (0.1% in ca. 95% Ethanol)[for Titration]
Thymolphthalein p.a.
3,3-Bis(4-hydroxy-2-Meth-yl-5-isopropylphenyl)phthalide
DithyMolphthalide
5',5''-DIISOPROPYL-2',2''-DIMETHYLPHENOLPHTHALEIN
5',5''-DIISOPROPYL-2',2''-DIMETHYLPHENOLPHTHALIEN
LABOTEST-BB LT00451890
TIMTEC-BB SBB008946
THYMOLPHTHALEIN
THYMOLPHTHALEIN ETHANOL
THYMOLPHTHALEIN INDICATOR SOLUTION
THYMOLPHTHALEIN TS/RS
3,3-bis(4-hydroxy-5-isopropyl-o-tolyl)phthalide
Thymolphthalein solid
THYMOLPHTHALEIN ACS REAGENT
THYMOLPHTHALEIN, 0.04 WT. % SOLUTION IN 50 WT. % ETHYL ALCOHOL
THYMOLPHTHALEIN, ACS
THYMOLPHTHALEIN INDICATOR, REAG. PH.EUR.
ThymolphthaleineIndicatorGr
ThymolphthaleinGr
UniversalIndikatorSolution
ThyMolphthalein, indicator, pure 10GR
THYMOLPHTHALEIN INDICATOR ACS
ThyMolphthalein TS, (U.S.P. Test Solution)
thymolphtaleine
2',2''-DIMETHYL-5,5''-DI-ISO-PROPYLPHENOLPHTHALEIN
Thymolphthalein solution, 0.05% w/v in ethanol
3,3-Bis(4-hydroxy-2-isopropyl-5-methylphenyl)
Phenolphthalein, 5′,5′′-diisopropyl-2′,2′′-dimethyl-
Nsc2186
VEGP
THYMOLPHTHALEIN, REAGENT (ACS)THYMOLPHTHALEIN, REAGENT (ACS)THYMOLPHTHALEIN, REAGENT (ACS)
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