Thymolphthalein

ChemicalBook > CAS DataBase List > Thymolphthalein

Product Name: 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
Formula Weight: 430.54
MOL File: 125-20-2.mol

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Thymolphthalein Property

Melting point:: 251-253 °C(lit.)
Boiling point:: 504.79°C (rough estimate)
Density: 0.92 g/mL at 25 °C
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)
EPA Substance Registry System: Thymolphthalein (125-20-2)

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Safety

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

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H225Highly Flammable liquid and vapour

H313May be harmful in contact with skin

H333May be harmful if inhaled

H371May cause damage to organs

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 89360
Product name: Thymolphthalein
Purity: ACS reagent, indicator (pH 8.8-10.5)
Packaging: 10g
Price: $48.7
Updated: 2024/03/01

Sigma-Aldrich

Product number: 89360
Product name: Thymolphthalein
Purity: ACS reagent, indicator (pH 8.8-10.5)
Packaging: 50g
Price: $149
Updated: 2024/03/01

Sigma-Aldrich

Product number: 114553
Product name: Thymolphthalein
Purity: ACS reagent, Dye content 95 %
Packaging: 10g
Price: $38.8
Updated: 2024/03/01

Sigma-Aldrich

Product number: 114553
Product name: Thymolphthalein
Purity: ACS reagent, Dye content 95 %
Packaging: 50g
Price: $124
Updated: 2024/03/01

Sigma-Aldrich

Product number: 1.08175
Product name: Thymolphthalein
Purity: indicator ACS,Reag. Ph Eur
Packaging: 5G
Price: $93
Updated: 2024/03/01

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Thymolphthalein Chemical Properties,Usage,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

Raw materials

Preparation Products

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Thymolphthalein Suppliers

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View Lastest Price from Thymolphthalein manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd

Product: Thymolphthalein 125-20-2
Price: US $30.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20ton
Release date: 2024-04-30

Shenyang Simchoice Chemical Co.,Ltd

Product: Thymolphthalein AR Grade 125-20-2
Price: US $85.00-80.00/kg
Min. Order: 5kg
Purity: 99.5%
Supply Ability: 1000kgs per month
Release date: 2023-09-11

Shenyang Simchoice Chemical Co.,Ltd

Product: Thymolphthalein 125-20-2
Min. Order: 25KG
Purity: 99.5%
Supply Ability: 1000kgs per month
Release date: 2020-08-09

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