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Adipic acid

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Identification
Molecular formula
C6H10O4
CAS number
124-04-9
IUPAC name
adipic acid
State
State

At room temperature, adipic acid is typically a solid. It exists as a white crystalline substance that can absorb moisture when exposed to the atmosphere due to its hygroscopic nature.

Melting point (Celsius)
151.50
Melting point (Kelvin)
424.70
Boiling point (Celsius)
337.50
Boiling point (Kelvin)
610.70
General information
Molecular weight
146.14g/mol
Molar mass
146.1420g/mol
Density
1.3600g/cm3
Appearence

Adipic acid appears as a white crystalline solid. It is odorless and has a slightly acidic taste. Its crystalline form can vary slightly, but it is typically granular or powder-like.

Comment on solubility

Solubility of Adipic Acid

Adipic acid (C6H10O4), a dicarboxylic acid, exhibits interesting solubility properties that are essential for various applications.

Solubility in Water

Adipic acid is moderately soluble in water. The factors affecting its solubility include:

  • Temperature: Solubility increases with rising temperature, making it more soluble in hot water.
  • pH Levels: Being a carboxylic acid, it is more likely to exist in its ionized form at higher pH levels, which enhances solubility.

Solubility in Organic Solvents

In addition to its aqueous solubility, adipic acid is soluble in various organic solvents, such as:

  • Alcohols (e.g., methanol, ethanol)
  • Acetone
  • Chloroform

This makes it versatile for use in chemical syntheses and formulations.

Key Points

To summarize its solubility:

  • Moderately soluble in water
  • Increased solubility at higher temperatures
  • Soluble in many organic solvents

In conclusion, adipic acid’s solubility characteristics play a crucial role in its utility in chemical processes and the production of various materials.

Interesting facts

Interesting Facts About Adipic Acid

Adipic acid, a vital dicarboxylic acid, plays a significant role in various chemical processes and industrial applications. Here are some intriguing insights about this compound:

  • Industrial Importance: Adipic acid is primarily used in the production of nylon 6,6, a synthetic polymer crucial for textiles, automotive parts, and packaging materials.
  • Production Process: The synthesis of adipic acid from cyclohexanol and cyclohexanone involves oxidation, making it a prime example of how organic chemistry can be leveraged in industrial applications.
  • Biodegradation: One remarkable property of adipic acid is its ability to break down in the environment, which contrasts with many other synthetic compounds. This contributes to its acceptance in environmentally friendly applications.
  • Food Industry: Adipic acid can serve as an acidity regulator and a flavor enhancer, frequently utilized in the baking and beverage industries.
  • Health Implications: Though primarily regarded as safe for food use, excessive consumption of adipic acid can lead to gastrointestinal discomfort. Hence, moderation is key.

As evidenced, adipic acid is more than just a compound; it showcases a blend of chemistry and practicality, making it an essential substance in both industrial and consumer applications. The versatility and environmental impact of adipic acid emphasize the need for ongoing research and innovation in the field of chemical science.

Synonyms
adipic acid
hexanedioic acid
124-04-9
Adipinic acid
1,4-Butanedicarboxylic acid
Acifloctin
Acinetten
Adilactetten
1,6-Hexanedioic acid
Molten adipic acid
Kyselina adipova
FEMA No. 2011
Adipinsaeure
Adipinsaure
adipic-acid
Adipinsaure [German]
Acide adipique
Adipidic acid
Acide adipique [French]
FEMA Number 2011
Kyselina adipova [Czech]
Hexanedioate
NSC 7622
CCRIS 812
ADIPIC-DB ACID
HSDB 188
Hexanedioc acid
Adi-pure
UNII-76A0JE0FKJ
NSC-7622
EINECS 204-673-3
76A0JE0FKJ
MFCD00004420
Adipic acid [NF]
BRN 1209788
INS NO.355
CHEBI:30832
AI3-03700
INS-355
E-355
Hexan-1,6-dicarboxylate
E355
INS No. 355
1,6-HEXANE-DIOIC ACID
DTXSID7021605
NSC7622
EC 204-673-3
ADIPIC-1,6-13C2 ACID
4-02-00-01956 (Beilstein Handbook Reference)
Adipic acid (NF)
NCGC00091345-01
hexane-1,6-dioic acid
E 355
ADIPIC ACID (II)
ADIPIC ACID [II]
ADIPIC ACID (MART.)
ADIPIC ACID [MART.]
Adipic acid; Hexanedioic acid
DTXCID301605
adipicacid
ADIPIC ACID (EP MONOGRAPH)
ADIPIC ACID [EP MONOGRAPH]
CAS-124-04-9
Adipinate
Adilac-tetten
Molten adipate
hexane dioic acid
1,6-Hexanedioate
0L1
ASAPIC
Adipic acid, 99%
INIPOL DS
Adipic acid (Standard)
Adipic acid, >=99%
ADIPIC ACID [MI]
WLN: QV4VQ
ADIPIC ACID [FCC]
bmse000424
ADIPIC ACID [FHFI]
ADIPIC ACID [HSDB]
SCHEMBL4930
CHEMBL1157
NCIOpen2_001004
NCIOpen2_001222
HOOC-(CH2)4-COOH
Adipic acid, >=99.5%
ADIPIC ACID [USP-RS]
ADIPIC ACID [WHO-DD]
BIDD:ER0342
Adipic acid, puriss., 99.8%
Pharmakon1600-01301012
HY-W017522R
Tox21_111118
Tox21_202161
Tox21_300344
BBL011615
LMFA01170048
NSC760121
s3594
STL163338
AKOS000119031
Tox21_111118_1
CCG-230896
CS-W018238
FH37732
HY-W017522
NSC-760121
NCGC00091345-02
NCGC00091345-03
NCGC00091345-04
NCGC00091345-05
NCGC00254389-01
NCGC00259710-01
AC-10343
BP-21150
BP-30248
A0161
Adipic acid, BioXtra, >=99.5% (HPLC)
Adipic acid, SAJ special grade, >=99.5%
NS00005309
EN300-18041
Adipic acid, Vetec(TM) reagent grade, >=99%
C06104
D08839
D70505
EC 432-790-1
SBI-0653842.0001
AB00988898-01
AB00988898-03
Q357415
SR-01000944270
SR-01000944270-2
BRD-K10656395-001-02-1
Z57127533
Adipic acid, certified reference material, TraceCERT(R)
F0001-0377
Adipic acid, European Pharmacopoeia (EP) Reference Standard
Flavor and Extract Manufacturers' Association Number 2011
1F1316F2-7A32-4339-8C2A-8CAA84696C95
Adipic acid, United States Pharmacopeia (USP) Reference Standard
InChI=1/C6H10O4/c7-5(8)3-1-2-4-6(9)10/h1-4H2,(H,7,8)(H,9,10
204-673-3
847871-03-8