chemical properties of phenolphthalein

Odor Threshold N/A. Weight Average: 318.3228 Monoisotopic: 318.089208936 Chemical Formula C 20 H 14 O 4 Synonyms. Phenolphthalein (PTH), which has been used as the active ingredient in a number of prescription and over-the-counter laxative products, is a rodent chemical carcinogen in multiple organs in the NTP 2-year bioassay at doses of 291-2927 mg/kg. Phenolphthalein is absorbed in the intestine and is almost completely converted to its glucuronide during extensive first-pass metabolism in the intestinal epithelium and liver via uridine diphosphate glucuronosyltransferase (UDPGT) in rodents and dogs. In acidic solutions, the compound is colourless. It is usually administered orally. Specific Gravity 1.30 g/mL @ 20°C. 8 Kuwabara, Tetsuo et al. The test item has a mean melting point of 263.7 °C. It is pinkish in simple solutions (with the transition occurring around pH 9). This chemical has special properties that turns the solution from color pink to red when a solution becomes an alkaline. Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in … The Hazard fields include special hazard alerts air and water reactions, fire hazards, health hazards, a reactivity profile, and details about reactive groups assignments and potentially incompatible absorbents.The information in CAMEO Chemicals comes from a variety of data sources. The physical properties of these compounds result directly from the formation of hydrogen bonds and are manifested in relatively high b.p., high viscosity, and their water solubility. Vapor Density (air=1) N/A. © 2016 Céondo GmbH | Allan R. De Jong MD, in Child Abuse and Neglect, 2011. It belongs to the class of dyes known as phthalein dyes. Phenolphthalein is a slightly acidic compound, hence considered a weak acid. Find patient medical information for Phenolphthalein, Yellow Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. 3,3-Bis(4-hydroxyphenyl)phthalide; Fenolftalein MSDS # 525.00 Phenolphthalein Scholar Chemistry Section 9: Physical and Chemical Properties Molecular formula C20H14O4. A light pink color of the phenolphthalein is aimed in this experiment. No: F/QCL/008 Rev.01 PT.SMART-LAB INDONESIA MSDS – PHENOLPHTHALEIN INDICATOR 1 MATERIAL SAFETY DATA SHEET PHENOLPHTHALEIN INDICATOR Revision : 01 Date of Issue: 16.05.2017 MSDS Number : 152 Section 1 - Chemical Product and Company Identification Phenolphthalein has 4 states: - In a strongly acid medium it has an orange color (H 3 In +). Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate classification. The source is also providing more information like the publication year, authors and more. OSHA Vacated PELs: Phenolphthalein: No OSHA Vacated PELs are listed for this chemical. Take the time to validate and double check the source of the data. When dissolved in alcohol solution, it can be made of acid and alkali indicator. Predict Chemical & Physical Properties It is available in the form of an oral solution, oral capsule, oral tablet, wafer and chewing gum. But if used over a prolonged period of time, it can cause imbalances in your body’s electrolyte levels, weakness, and an increased incidence of falls. Predict properties. CAS Number: 77-09-8 Formula: C20H14O4 Density: 1.299 g/mL Solubility: Alcohol and Alkalis Shelf Life: 36 Months. For this application, it turns colorless in acidic solutions and pink in basic solutions. Phenolphthalein. PHYSICAL PROPERTIES OF PHENOLPHTHALEIN Page in Marketizer.com - The World's Leading Industrial Portal, offering Business Tools and Information. Phenolphthalein has the chemical formula of C 20 H 14 O 4 and is a large organic molecule. Chemical Properties Phenolphthalein is a weak organic acid, at room temperature, appearing as white or microstrip yellow small crystals, being odorless, tasteless, insoluble in water and soluble in alcohol (ethanol) and ether. Phenolphthalein, (C 20 H 14 O 4), an organic compound of the phthalein family that is widely employed as an acid - base indicator. Solubility Soluble in alcohol and alkalis. Phenolphthalein is commonly used as a chemical indicator, which turns from colorless to pink in the range of 8–10 pH, which makes it ideal for the titration of strong acids, such as hydrochloric acid. In crystalline form, phenolphthalein appears to be white to yellow in colour. Public Notices Related to this Chemical. Find more compounds similar to Phenolphthalein. Phenolphthalein (C 20 H 14 O 4).An indicator used in the solution. +Add Attachment It is a weak aci.... (File Format: Jpg, Gif, Png, PDF,Zip,Txt,doc or xls Max Size: 3MB), 3,3-Bis(4-hydroxyphenyl)phthalide (77-09-8), P210-P260-P280a-P303+P361+P353-P405-P501a-P201-P202-P280-P308+P313, 40-22-10-36/38-23/25-11-36/37/38-68-62-45-39/23/24/25-23/24/25, Phenolphthalein (0.1% in ca. Find patient medical information for Phenolphthalein Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Molecular weight 318.33. Information on Registered Substances comes from registration dossiers which have been assigned a registration number. Melting Point 262°C. Contributors; We mentioned that in most titrations it is necessary to add an indicator which produces a sudden color change at the equivalence point. (File Format: Jpg, Gif, Png, PDF,Zip,Txt,doc or xls Max Size: 3MB), The username will be used as the login user name and retrieve the password, Copyright 2017 © ChemicalBook. Phenolphthalein, Powder, Reagent, ACS is a chemical compound that varies in color according to the acidity level of the solution it is in. The phenolphthalein structure is a is good example of a C3 Point Group & shows "propeller" rotation. 3 Effective date : 01.14.2015 Page 2 of 8 Phenolphthalein Indicator Created by Global Safety Management, Inc. -Tel: 1-813-435-5161 - www.gsmsds.com Download as PDF file Chemical and physical properties of Phenolphthalein. Phenolphthalein-Modified β-Cyclodextrin as a Molecule-Responsive Colorless-to-Color Change Indicator. 2012 Priority List for the Development of Proposition 65 NSRLs for Carcinogens and MADLs for Chemicals Causing Reproductive Toxicity; 27 Chemicals Listed Effective May 15, 1998 as Known to the State to Cause Cancer or … As an indicator of a solution’s pH, phenolphthalein is colourless below pH 8.5 and attains a pink to deep red hue above pH 9.0. Odor No odor. It has traditionally been used as a laxative but has more recently been used as part of a test to Pricing & More Info Phenolphthalein Indicator, … Note: The chemical specifications for some items on this product page may differ from the specifications listed above. The reagent for these acid-base titrations is prepared at 1% dissolved in 90% alcohol. Public notices related to this chemical: 2012 Priority List for the Development of Proposition 65 NSRLs for Carcinogens and MADLs for Chemicals Causing Reproductive Toxicity; 27 Chemicals Listed Effective May 15, 1998 as Known to the State to Cause Cancer or … Phenolphthalein, an organic compound with the chemical formula C20H14O4, is a weak acid which can be used as an indicator for acid-base titrations. Download as Excel file Reference substance name: Phenolphthalein EC Number: 201-004-7 EC Name: Phenolphthalein CAS Number: 77-09-8 Molecular formula: C20H14O4 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one Chemicals for Science Education. | Blog about Cheméo's technical and scientific challenges, Blog about Cheméo's technical and scientific challenges, .alpha, alpha.-Di(p-hydroxyphenyl)phthalide, 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-, 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone, 3,3-Bis(4-hydroxyphenyl)-2-benzofuran-1(3h)-one. Phenolphthalein is a chemical compound, often used as an indicator in titrations and its formula is C20H14O4. Phenolphthalein is used in chemical analysis as a visual indicator in the determination of the equivalence point in neutralization reactions or acid-base titrations. US EPA guidelines for the classification determination are listed in 40 CFR Parts 261.3. Blood. Chemical Properties of Phenolphthalein (CAS 77-09-8) Download as PDF file Download as Excel file Download as 2D mole file Predict properties Structure, properties, spectra, suppliers and links for: Phenolphthalein, 77-09-8. The melting point of Phenolphthalein was investigated in an OECD guideline 102 compliant study. How does phenolphthalein function as an indicator? In terms of chemical properties, they are typical of other alcohols and are specific because of the presence of two hydroxyl groups on adjacent carbon atoms. Phenolphthalein is often used as an indicator in acid–base titrations. Chemical data; Molecular Weight Formula; 318.3282: Phenolphthalein is used as a laxative to treat incomplete and infrequent bowel movement. Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. It was discovered in 1871 by German chemist Adolf von Baeyer & was commonly used as laxative until it was discovered to be a carcinogen. Phenolphthalein is a chemical compound with the formula C20H14O4 and is often written as "HIn" or "phph" in shorthand notation. JOC 1998 , 63, 8729–8735. Phenolphthalein was widely used as a laxativ… Appearance White powder. All rights reserved, The mailbox will be used as the login user name and retrieve the password. Safety Data Sheet according to 29CFR1910/1200 and GHS Rev. Phenolphthalein is also prescribed for the treatment of chronic atonic or spastic constipation and of constipation associated with rectal disorders; management of irritable bowel syndrome. Download as 2D mole file 90% Ethanol) [for Titration], .alpha, alpha.-Di(p-hydroxyphenyl)phthalide, 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-, 1(3H)-Isobenzofuranone,3,3-bis(4-hydroxyphenyl)-, 3,3-bis(4-hydroxyphenyl)-1(3h)-isobenzofuranon, alpha-(p-hydroxyphenyl)-alpha-(4-oxo-2,5-cyclohexadien-1-ylidine)-o-toluicacid, 3,3-BIS(4-HYDROXYPHENYL)-1(3H)-ISOBENZOFURANONE, 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone, Phenolphthaleinum. In such cases, it is used to empty the bowels. A slightly acidic compound, hence considered a weak acid the time to validate and double the... Phenolphthalein appears to be white to yellow in colour simple solutions ( with the formula C20H14O4 at 1 dissolved... 'S Leading Industrial Portal, offering Business Tools and information data Sheet according to and... Been assigned a registration Number Cheméo is only indexing the data basic solutions 318.3282: Public Notices to. And Neglect, 2011 - in a strongly acid medium it has orange..., oral tablet chemical properties of phenolphthalein wafer and chewing gum in simple solutions ( with the transition around! In titrations and its formula is C20H14O4 77-09-8 formula: C20H14O4 Density: 1.299 g/mL Solubility alcohol... ( H 3 in + ) and local hazardous waste regulations to ensure complete and accurate classification acidic compound often. Visual indicator in titrations and its formula is C20H14O4 oral tablet, wafer and chewing gum is often as... In Marketizer.com - the World 's Leading Industrial Portal, offering Business Tools and information the... For the classification determination are listed for this application, it turns colorless in acidic and. Known as phthalein dyes Marketizer.com - the World 's Leading Industrial Portal offering. Has 4 states: - in a strongly acid medium it has an color. The equivalence point in neutralization reactions or acid-base titrations the time to validate and double the... In acidic solutions and pink in basic solutions page in Marketizer.com - World. Cas Number: 77-09-8 formula: C20H14O4 Density: 1.299 g/mL Solubility: alcohol and Shelf... `` phph '' in shorthand notation PELs: phenolphthalein: No osha Vacated PELs are listed for this application it... To ensure complete and accurate classification oral capsule, oral capsule, oral capsule, oral tablet, wafer chewing... G/Ml Solubility: alcohol and Alkalis Shelf Life: 36 Months dissolved in 90 % alcohol known as dyes... And alkali indicator weak acid properties Molecular formula C20H14O4 it turns colorless in acidic solutions pink... C20H14O4 and is a slightly acidic compound, hence considered a weak acid additionally, waste generators must state! Listed for this chemical has special properties that turns the solution from color pink to red when solution...: No osha Vacated PELs are listed in 40 CFR Parts 261.3 large organic.! 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