Phenolphthalein
1 Inquiries
77-09-8
99%
Bottle,barrel,cargo,container,etc.
2026-07-10
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionKeywords
Phenolphthalein
77-09-8
C20H14O4
Quick DetailsProName:Phenolphthalein
CasNo:77-09-8
Molecular Formula:C20H14O4
Appearance:powder, or liquid
Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
DeliveryTime:5-7 Days
PackAge:Bottle, barrel, cargo, container, etc.
Port:Shanghai
Purity:99
Storage:Stored in room temperature, ventilated place
Transportation:By air, ship, express, etc.
LimitNum:0
Grade:Industrial Grade
SuperiorityBest Seller, High Quality, Competitive Price, Fast Delivery, Quick Response
DetailsLEAPChem supplies high quality Pharmaceuticals, intermediates, APIs, custom synthesis, fine chemicals and other industrial chemicalsBasic Info-
Product Name:
3,3-Bis(4-hydroxyphenyl)phthalide
Other Name:1(3H)-Isobenzofuranone,3,3-bis(4-hydroxyphenyl)-;Phenolphthalein;3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone;3,3-Bis(4-hydroxyphenyl)phthalide;Purga;Laxogen;Spulmako-lax;Lilo;Trilax;Koprol;Purgophen;Euchessina;Phthalimetten;Purgen;Phthalin;3,3-Bis(p-hydroxyphenyl)phthalide;NSC 10464;NSC 215214;TY 9;PX 0520-1;3,3-Bis-(4-hydroxy-phenyl)-3H-isobenzofuran-1-one;3,3-Bis(4-hydroxyphenyl)-2-benzofuran-1-one;467-29-8;57214-20-7;390417-24-0;546094-13-7;1541170-18-6
CAS No.:77-09-8
Molecular Formula:C20H14O4
InChIKeys:InChIKey=KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Weight:318.32
Exact Mass:318.32
BRN:284423
EC Number:201-004-7
UNII:6QK969R2IF
NSC Number:757271|215214|10464
UN Number:1993
DSSTox ID:DTXSID0021125
NCI Thesaurus Code:C29359
Color/Form:White or yellowish-white minute, triclinic crystals, often twinned|White rhombic needles|Pale yellow powder
ATC Code:A - Alimentary tract and metabolism
HScode:29322910
Categories:
Characteristics-
PSA:
66.8
XLogP3:3.6
Appearance:White to yellow-white Solid
Density:1.277 g/cm3 @ Temp: 32 °C
Melting Point:262.5 °C
Boiling Point:557.8±50.0 °C at 760 mmHg
Flash Point:24 °C
Refractive Index:1.693
Water Solubility:H2O: <0.1 g/100 mL;soluble in alcohol. Slightly soluble in ether. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
Storage Conditions:Storage site should be as close as practical to lab in which carcinogens are to be used, so that only small quantities required for expt need to be carried. Carcinogens should be kept in only one section of cupboard, an explosion-proof refrigerator or freezer (depending on chemicophysical properties ) that bears appropriate label. An inventory should be kept, showing quantity of carcinogen & date it was acquired Facilities for dispensing should be contiguous to storage area.
Vapor Pressure:6.7X10-13 mm Hg @ 25 deg C /Estimated/
Odor:ODORLESS
PKA:9.7(at 25 °C)
Henrys Law Constant:Henry's Law constant = 9.0X10-16 atm-cu m/mol @ 25 °C /Estimated/
Dissociation Constants:9.7 (at 25 °C)|pKa = 9.7 at 25 °C
Collision Cross Section:172.1 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]
Experimental Properties:Solutions are colorless to pH 8.5; pink to deep-red, above pH 9|Forms an almost colorless solution in neutral or acid solution, pink to deep red in presence of alkali, but colorless in the presence of large amounts of alkali.|Hydroxyl radical reaction rate constant = 8.4X10-11 cu cm/molecule-sec @ 25 °C /Estimated/
Air and Water Reactions:Insoluble in water.
Reactive Group:Esters, Sulfate Esters, Phosphate Esters, Thiophosphate Esters, and Borate Esters
Reactivity Profile:PHENOLPHTHALEIN is incompatible with alkaloids. (NTP, 1992)
Hazard IdentificationClassification of the substance or mixture
Germ cell mutagenicity, Category 2
Carcinogenicity, Category 1B
Reproductive toxicity, Category 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H341 Suspected of causing genetic defects
H350 May cause cancer
Precautionary statement(s) Prevention P203 Obtain, read and follow all safety instructions before use.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response P318 IF exposed or concerned, get medical advice.
Storage P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions 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
PRECAUTIONS FOR "CARCINOGENS": Storage site should be as close as practical to lab in which carcinogens are to be used, so that only small quantities required for ... expt need to be carried. Carcinogens should be kept in only one section of cupboard, an explosion-proof refrigerator or freezer (depending on chemicophysical properties ...) that bears appropriate label. An inventory ... should be kept, showing quantity of carcinogen & date it was acquired ... Facilities for dispensing ... should be contiguous to storage area. Chemical Carcinogens
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Seller Information
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Business Type:
Trader
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Main Products:
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Location:
Room A, 23rd Floor, No. 609 Yan'an Road, Gongshu District, Hangzhou, Zhejiang
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Payment Terms:
TT against copy of documents,D/P,L/C
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Average lead Time:
5
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Total Annual Revenue:
Above $100 million
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Year of Establishment:
2020
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Certifications:
ISO
">Company ProfileLEAPChem is a specialized fine chemical supplier for research, development and production.
LEAPChem provides nearly 200,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities.
As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner.
Our client list includes many major pharmaceutical and science companies, universities, research institutions and chemical catalogue companies.
Methodology: Sound & Stable; Active & Innovative.
Attitude: Conscientious; Ingenious.
Goals: Customer's Satisfaction
We regard client's success as our success.
At LEAPChem, we strive to be the preferred supplier for efficiency increasing and cost lowering in your Research & Production.
To achieve this strategic vision, we always push ourselves to exceed our customer's requirement. By focusing on the aim of 'Beyond Your Expectation', we continually expand our product lines, and enhance our systematic management and human resources.
Welcome to contact us and we look forward to becoming your reliable and preferred partner.
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
India
Phenolphthalein
25.00 KG Oct 12, 2025 Post an enquiry for this product
