missing translation for 'onlineSavingsMsg'
Learn More
Thermo Scientific Chemicals o-Cresolphthalein complexone, indicator grade Product Code.: 11396676
  1. Home
  2. Products
  3. Chemicals
  4. Organic compounds
  5. Organic acids and derivatives
  6. Carboxylic acids and derivatives
  7. Pentacarboxylic acids and derivatives
  8. Thermo Scientific Chemicals o-Cresolphthalein complexone, indicator grade

Thermo Scientific Chemicals o-Cresolphthalein complexone, indicator grade

Product Code. 11396676
5 g
Click to view available options
Quantity:
1 g
5 g
25 g
This item is not returnable. View return policy

Product Code. 11396676

Brand: Thermo Scientific Chemicals L03859.06

Request Bulk or Custom Format

Please to purchase this item. Need a web account? Register with us today!

73.80 EUR valid until 2025-12-31
Use promo code "25339" to get your promotional price.

 Explore more special offers
This item is not returnable. View return policy

Description

Indicator for complexometric titration of Mg, Ca, Sr and Ba. It is used as an alkaline earth metal ion indicator. Suggested to be colorless at pH 11, but turns pink in the presence of alkaline earth metals. Also utilized in an auto analyzer to determine serum calcium.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Indicator for complexometric titration of Mg, Ca, Sr and Ba. It is used as an alkaline earth metal ion indicator. Suggested to be colorless at pH 11, but turns pink in the presence of alkaline earth metals. Also utilized in an auto analyzer to determine serum calcium.

Solubility
Soluble in NaOH (50 mg/ml), aqueous ammonia, and organic solvents. Insoluble in water.

Notes
Store away from strong oxidizing agents. Keep container tightly closed. Store in cool, dry conditions in well sealed containers.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 2411-89-4
Molecular Formula C32H32N2O12
Molecular Weight (g/mol) 636.61
MDL Number MFCD00005911
InChI Key IYZPEGVSBUNMBE-UHFFFAOYSA-N
Synonym o-cresolphthalein complexone, phthalein purple, cresolphthalexon, o-cresolphthalexon, phthalein complexon, o-cresolphthalein complexon, cresolphthalein complexon, metal phthalein, cresolphthalein complexone, unii-a4p6737i7f
PubChem CID 75485
IUPAC Name 2-[[5-[1-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid
SMILES CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1

Specifications

Melting Point ∽198°C (decomposition)
Quantity 5 g
Beilstein 381994
Solubility Information Soluble in NaOH (50mg/ml),aqueous ammonia,and organic solvents. Insoluble in water.
Formula Weight 636.62
Grade Indicator
Chemical Name or Material o-Cresolphthalein complexone

RUO – Research Use Only

Product Content Correction

Your input is important to us. Please complete this form to provide feedback related to the content on this product.

Product Title
Thermo Scientific Chemicals o-Cresolphthalein complexone, indicator grade >

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Thank You! Your feedback has been submitted. Fisher Scientific is always working to improve our content for you. We appreciate your feedback.