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Glutaric acid

CAS Number
110-94-1
EC Number
203-817-2
Chemical Formula
C5H8O4
Molecular Weight
132.11 g/mol

Description

Glutaric acid (CAS 110-94-1 ), also known commercially as glutarate, is a five-carbon dicarboxylic acid used across pharmaceutical, cosmetic, and food applications as a pH buffer, acidulant, and reactive intermediate. Its bifunctional acid structure makes it a practical building block for synthesis and a reliable acidifying agent in formulated products. In pharmaceutical manufacturing, it functions as a co-former in active pharmaceutical ingredient salt development. This material is essential for cocrystal development, improving solubility and stability profiles of drug candidates. Personal care formulators incorporate it as a mild acidulant and buffering agent in skin care products. Controlled pH levels directly affect preservative efficacy and product shelf life in cosmetic formulations. In food and flavoring applications, it contributes a clean, mild acidic note and supports preservation in processed food systems. It also serves as a precursor in the synthesis of polyesters, plasticizers, and specialty polymers used across industrial coating and resin formulations. The product is supplied as a white crystalline powder for easy handling. Food-grade and pharmaceutical-grade material is available, with the latter typically conforming to USP or BP specifications. Technical-grade material is also offered for industrial synthesis and polymer applications. Contact us for supply of Glutaric acid Request Quote

Other Names (Synonyms)

Pentandioic acid | Glutarate | 1,5-pentanedioic acid | 1,5-Pentanedioate | 1,3-Propanedicarboxylate | Pentanedioic acid | 1,3-Propanedicarboxylic acid | n-Pyrotartaric acid

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point97.5-98 °C
Boiling Point200 °C @ Press: 20 Torr
Density1.429 g/cm³ @ Temp: 15 °C
Flash Point200°C/20mm
Appearancewhite or off-white crystals
ColorOrange
FormCrystalline Powder
Water Solubility430 g/L (20 ºC)
Vapor Pressure0.022 hPa (18.5 °C)
Refractive IndexnD106 1.41878
pH3.7(1 mM solution)
3.17(10 mM solution)
2.66(100 mM solution)
Log P-0.26 at 25℃

Safety & Handling

Danger
GHS05· CorrosiveGHS07· Irritant

Hazard Statements

H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H319Causes serious eye irritation

Precautionary Statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P321Specific treatment (see … on this label).
P363Wash contaminated clothing before reuse.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29171990
Storage Class8A - Combustible corrosive hazardous materials
WGK (Germany)1