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Thymolphthalein CAS:125-20-2

Name: Thymolphthalein CAS:125-20-2
Brand: Orient
SKU: pr2512292311
Price: 4 USD
Availability: InStock

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CAS No.:

125-20-2

Grade:

Industrail Grade

Content:

99%

Port:

SHANGHAI

Brand:

Orient

Packaging:

1KG, 5KG, 25KG

Price valid (until):

2026-01-29

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Qingdao Orient Chemical Co.,LTD

Company Type:

Trader

Location:

China

Qualification:

Main Products:

pharmaceutical intermediates,peptides,electronic chemicals

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Product Description
Seller Information
Inquiry History

Description

Product Name:	Thymolphthalein
Synonyms:	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
CAS:	125-20-2
MF:	C28H30O4
MW:	430.54
EINECS:	204-729-7
Product Categories:	Miscellaneous Biochemicals;Analytical Chemistry;Indicator (pH);pH Indicators;Phthalein
Mol File:	125-20-2.mol

Thymolphthalein Chemical Properties

Melting point	251-253 °C(lit.)
Boiling point	504.79°C (rough estimate)
bulk density	400kg/m3
density	0.92 g/mL at 25 °C
vapor pressure	0.002Pa at 90℃
refractive index	1.6400 (estimate)
Fp	74 °F
storage temp.	no restrictions.
solubility	ethanol: clarity passes test
pka	9.70, 10.0(at 25℃)
form	Low Melting Mass
color	White to slightly yellow
Specific Gravity	0.92
Odor	Mild characteristic odor
PH	8.6～10.5
PH Range	9.3(colourless)-10.5(blue)
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)

Safety Information

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

MSDS Information

Thymolphthalein Usage And Synthesis

Chemical Properties	white fine crystalline powder
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.
Uses	Thymolphthalein is a pH sensitive dye that has multiple uses such as testing hydration and/or saliva testing.
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.

First aid measures

If inhaled

Move the victim into fresh air. If breathing is difficult, give oxygen. If not breathing, give artificial respiration and consult a doctor immediately. Do not use mouth to mouth resuscitation if the victim ingested or inhaled the chemical.

Following skin contact

Take off contaminated clothing immediately. Wash off with soap and plenty of water. Consult a doctor.

Following eye contact

Rinse with pure water for at least 15 minutes. Consult a doctor.

Following ingestion

Rinse mouth with water. Do not induce vomiting. Never give anything by mouth to an unconscious person. Call a doctor or Poison Control Center immediately.

Accidental release measures

Personal precautions, protective equipment and emergency procedures

Avoid dust formation. Avoid breathing mist, gas or vapours.Avoid contacting with skin and eye. Use personal protective equipment.Wear chemical impermeable gloves. Ensure adequate ventilation.Remove all sources of ignition. Evacuate personnel to safe areas.Keep people away from and upwind of spill/leak. Environmental precautions

Prevent further spillage or leakage if it is safe to do so. Do not let the chemical enter drains. Discharge into the environment must be avoided. Methods and materials for containment and cleaning up

Collect and arrange disposal. Keep the chemical in suitable and closed containers for disposal. Remove all sources of ignition. Use spark-proof tools and explosion-proof equipment. Adhered or collected material should be promptly disposed of, in accordance with appropriate laws and regulations.

Firefighting measures

Extinguishing media

Use dry chemical, carbon dioxide or alcohol-resistant foam.

Specific Hazards Arising from the Chemical

no data available

Advice for firefighters

Wear self-contained breathing apparatus for firefighting if necessary.

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—— Q&A ——

Q1:Do you provide sample?

A: Yes, we can provide free sample, you only need pay the shipping cost.

Q2: What is the lead time?

A: For stock goods, it usually take about 5-7 days by air, 15-30 days by sea,For customized products, the delivery time needs to be confirmed based on the actual situation.

Q3: How can I buy? What is the payment method?

A: You can contract us through Email or you can browse our website:orientchem.cc, we have bank transfer,

Q4:What if there are quality issues？

A：We attach great importance to after-sales service of our products. If there are any quality issues, please contact us within 30 days of receiving the goods and we will handle returns and exchanges for you.

Certificates

Basic Info

Product Name:

Thymolphthalein

Other Name:

1(3H)-Isobenzofuranone,3,3-bis[4-hydroxy-2-methyl-5-(1-methylethyl)phenyl]-;Phenolphthalein,5′,5′′-diisopropyl-2′,2′′-dimethyl-;Thymolphthalein;3,3-Bis[4-hydroxy-2-methyl-5-(1-methylethyl)phenyl]-1(3H)-isobenzofuranone;3,3-Bis(4-hydroxy-3-isopropyl-6-methyl)phthalide;2′,2′′-Diisopropyl-5′,5′′-dimethylphenolphthalein;NSC 2186;2-[(4-Hydroxy-5-isopropyl-2-methylphenyl)(5-isopropyl-2-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]benzoic acid;3,3-Bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one;3,3-Bis-(4-hydroxy-5-isopropyl-2-methyl-phenyl)-3H-isobenzofuran-1-one;412959-00-3;860114-15-4;1005310-58-6;1065125-48-5;1111022-10-6;1173514-83-4;1185235-35-1;1409972-57-1

CAS No.:

125-20-2

Molecular Formula:

C28H30O4

InChIKeys:

InChIKey=LDKDGDIWEUUXSH-UHFFFAOYSA-N

Molecular Weight:

430.53500

Exact Mass:

430.54

EC Number:

204-729-7

UNII:

YG5I28WSQP

NSC Number:

2186

DSSTox ID:

DTXSID2051633

HScode:

29322980

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

66.76000

XLogP3:

6.8

Appearance:

white crystalline powder

Density:

1.187 g/cm3

Melting Point:

253 °C

Boiling Point:

571.6ºC at 760 mmHg

Flash Point:

74 °F

Refractive Index:

1.612

Water Solubility:

insoluble

Storage Conditions:

Store at RT.

Vapor Pressure:

1.15E-13mmHg at 25°C

Explosive limit:

3.30-19%

See More Thymolphthalein Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Thymolphthalein Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
pharmaceutical intermediates,peptides,electronic chemicals

Location:
Room 102, 1st Floor, East Office Building, No. 45 Pengwan Road, Qianwan Bonded Port Area, Qingdao Zone, China (Shandong) Pilot Free Trade Zone

Payment Terms:
100% TT in advance

Average lead Time:
10

Total Annual Revenue:
$10 million-$25 million

Total Employees:
51-100

Year of Establishment:
2024

A reliable supplier is like insurance.

We are mainly specilized in supply of pharmaceutical intermediates, electronic chemicals，food additives, and other fine chemical products.
Integrity is the foundation, quality is life. We would like to work together with you to build a greener and brighter future.

Website: orientchem.cc
Email: scarlett@orientchem.cc
WhatsApp: +86 17753254221

Inquiry History

2 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Thymolphthalein	1.00 MT	Jul 7, 2023
India	Thymolphthalein	5000.00 G	Feb 27, 2024

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