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Home > Active Pharmaceutical Ingredients > Digestive System Drugs > 3,3-Bis(4-hydroxyphenyl)phthalide for Sale > 77-09-8 Phenolphthalein Acid marker laxatives for constipation.
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77-09-8 Phenolphthalein Acid marker laxatives for constipation.

1 Inquiries

Unit Price: Get Latest Price
CAS No.:

77-09-8

Grade:

Chemical Grade

Content:

99%

Port:

tianjin

Brand:

longbang

Packaging:

25kg/Drum

Price valid (until):

2025-04-18

Company Type:
Trader
Location:
China
Qualification:
Main Products:

chemical

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    Chemical Name: Phenolphthalein

    CAS No.: 77-09-8

    Molecular Fomula: C20H14O4

    Molecular weight: 318.32

    Appearance: A white powder, practically insoluble in water, soluble in alcohol.

    Assay: 98.0%-101.0%(C2OHi4O4)

    Route I
    The product is a commonly used acid indicator, the color range pH8.2 (colorless) -10.0 (red). Phenolphthalein is also a drug that acts on the colon as a laxative and is used to treat constipation.
    Use 2
    Acid-base indicator, non-aqueous titration indicator, chromatographic analysis reagent.


      Package and Logistics


    For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.

    For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product. 

                         Or smaller package 1kg/bottle, 10kgs/bottle as request. 

    Shop Factory Supply High Qulity Poly(ethylene) CAS 9002-88-4-Detailed Image 1

    Shop Factory Supply High Qulity Poly(ethylene) CAS 9002-88-4-Detailed Image 2


      FAQ


    Q1. Could you please provide some samples?

    A1: Yes, Free samples for the quality evaluation for most products, but customers only need to undertake the shipping fee for delivery the samples to your destionation.


    Q2. What about the lead time?

    A2: Sample needs 3-5 days;    mass production time needs 1-2 weeks.


    Q3. Do you have any MOQ limit for order?

    A3: Low MOQ, 10-100g for sample checking is available.


    Q4. How do you ship the goods and how long does it take to arrive?

    A4: We usually ship by DHL, UPS, FedEx or TNT.     It usually takes 3-5 days to arrive.     Airline and sea shipping also optional.


    Q5. How to proceed an order for your products?

    A5: Firstly, let us know your requirements or application.

    Secondly, we quote according to your requirements or our suggestions.

    Thirdly customer confirms the samples and places deposit for normal order.

    Fourthly We arrange the production.


    Q6. Are you trading company or manufacturer?

    A6: We are chemical factory in China.     So, we can provide wholesale price.


    Q7: What are your payment terms?

    A7: We can accept various payment methods, T/T, PayPal, etc.


      Company Profile  


    Hebei Longbang Technology Co., LTD

    located in Shijiazhuang City, the capital of Hebei Province and the Beijing-Tianjin-Hebei New Zealand Hub, with convenient transportation. Our company is a modern high-tech chemical enterprise integrating R&D, production and sales.


    Our company has strong technical force, advanced equipment, strict quality management system and high-quality after-sales service, adheres to the business philosophy of "customer first, keen and enterprising", and adheres to honesty as the foundation of the company's survival. All for the satisfaction of customers, all for the long-term healthy development of the enterprise. In the past 10 years, we have been strictly managing the entire trading process, focusing on every detail, providing customers with a full range of services such as product procurement, research and development, quality control, logistics management, etc., and becoming a trustworthy partner and partner for customers. Nowadays, we have formed a product chain with many variety, large scale, complete products, refinement, high added value and high technical content. There are many series of medical products, food-grade additives, industrial grade, fertilizer grade, mineral products, etc.


    As a way to take advantage of the ever-expanding information resources in international trade, we welcome potential customers from anywhere online and off-line. Although we provide high-quality products, our qualified after-sales service team provides an effective and satisfying enquiry service. Item Inventory and Detail Detail Records as well as any other information will be sent to you in a timely manner to check the information.


    Shop Factory Supply High Qulity Poly(ethylene) CAS 9002-88-4-Detailed Image 3

    Shop Factory Supply High Qulity Poly(ethylene) CAS 9002-88-4-Detailed Image 4

    Basic 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

    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 Identification

    Classification 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 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

    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

  • Seller Information
    Business Type:

    Trader

    Main Products:

    chemical

    Location:

    1803-1, Block A, Huaqiang Plaza, 77 Minzu Road, Xinhua District, Shijiazhuang City, Hebei Province, China

    Payment Terms:

    TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    15

    Total Annual Revenue:

    $5 million-$10 million

    Total Employees:

    51-100

    Year of Establishment:

    2023

  • Inquiry History
    1 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    Phenolphthalein

    25.00 KG Oct 12, 2025
    Post an enquiry for this product
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