Citric Acid

• Catalog Number: ACM77929
• Product Name: Citric Acid
• CAS: 77-92-9
• Category: Heterocyclic Organic Compound
• Description: Inherently natural as it occurs in citric fruits, produced by fermentation of carbohydrates
• Synonyms: Boric acid-potassium chloride-sodium hydroxide buffer
• IUPAC Name: 2-Hydroxypropane-1,2,3-tricarboxylic acid
• Molecular Weight: 192.12
• Molecular Formula: C6H8O7
• Canonical SMILES: C(C(=O)O)C(CC(=O)O)(C(=O)O)O
• InChI: InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)
• InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N
• Boiling Point: 248.08 °C
• Melting Point: 153-159 °C(lit.)
• Flash Point: 100 °C
• Density: 1.67 g/cm³ at 20 °C
• Solubility: Very soluble in water, slightly soluble in ether
• Appearance: Solid
• Application: Creams, lotions, shampoos, shower gels, bath bombs/fizzes (combined with sodium bicarbonate).
• Storage: 2-8 °C
• Complexity: 227
• Composition: Citric acid
• Exact Mass: 192.02700259
• Features And Benefits: Acidulant (useful to adjust pH of products to make them more acid / less alkaline)Chelating effect (neutralizes minerals to enhance activity of antioxidants & preservatives)Buffering effect (helps to maintain pH between 2.5-6.5 & stabilizes active ingredients)At high concentration shows typical AHA properties (moisturizing, peeling, smoothing, anti-wrinkle effects).
• Form: Neat
• Hazard Statements: Xi,C,T
• HS Code: 1518004000
• Monoisotopic Mass: 192.02700259
• NACRES: NA.24
• Odor: Odorless
• Packaging: Unit quantity: 50 mg. Subject to change. The product is delivered as supplied by the issuing Pharmacopoeia.
• pH: 3.24 (1 mM solution)
• Physical State: Solid
• pKa: 3.14(at 20 °C)
• Quality Level: 200
• Refractive Index: 1.493-1.509
• Safety Description: 26-39-37/39-24/25-36/37/39-45-36-53
• Storage Conditions: 2-8 °C
• Supplemental Hazard Statements: H319-H303-H315-H318-H335
• Symbol: GHS07,GHS05
• Topological Polar Surface Area: 132 Ų

Custom Reviews

July 19, 2023

Useful analytical reagent

The buffer prepared by citric acid is stable and can stabilize the chemical analysis process.

Custom Q&A

What is the molecular formula of citric acid?

The molecular formula of citric acid is C6H8O7.

What are some synonyms for citric acid?

Some synonyms for citric acid are citric acid, anhydrous, 2-hydroxypropane-1,2,3-tricarboxylic acid, and anhydrous citric acid.

What is the molecular weight of citric acid?

The molecular weight of citric acid is 192.12 g/mol.

What is the role of citric acid as?

Citric acid has a role as a food acidity regulator, a chelator, an antimicrobial agent, and a fundamental metabolite.

What is the IUPAC name of citric acid?

The IUPAC name of citric acid is 2-hydroxypropane-1,2,3-tricarboxylic acid.

What is the InChI code for citric acid?

The InChI code for citric acid is InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12).

What is the Canonical SMILES representation of citric acid?

The Canonical SMILES representation of citric acid is C(C(=O)O)C(CC(=O)O)(C(=O)O)O.

What is the CAS number for citric acid?

The CAS number for citric acid is 77-92-9.

What is the EU Food Improvement Agents number for citric acid?

The EU Food Improvement Agents number for citric acid is 201-069-1.

What is the FEMA Number for citric acid?

The FEMA Number for citric acid is 2306.