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Aspartic acid

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Identification
Molecular formula
C4H7NO4
CAS number
56-84-8
IUPAC name
(2S)-2-aminobutanedioic acid
State
State

Aspartic acid is typically in a solid state at room temperature. It is often used in its crystalline or powder form in biochemical research and supplements.

Melting point (Celsius)
270.00
Melting point (Kelvin)
543.15
Boiling point (Celsius)
265.00
Boiling point (Kelvin)
538.15
General information
Molecular weight
133.10g/mol
Molar mass
133.1030g/mol
Density
1.6605g/cm3
Appearence

Aspartic acid appears as a colorless, crystalline solid in its pure form. It is generally present as a white powder when prepared for laboratory use.

Comment on solubility

Solubility of (2S)-2-aminobutanedioic acid

(2S)-2-aminobutanedioic acid, also known as L-aspartic acid, is a compound with noteworthy considerations when it comes to solubility. Its solubility is significantly influenced by the presence of functional groups in its structure, particularly the amino group (-NH2) and carboxylic acid groups (-COOH).

Key Points on Solubility:

  • Highly Soluble in Water: Due to the ionic nature of the carboxylate groups, (2S)-2-aminobutanedioic acid is highly soluble in water, making it readily available for biological and chemical processes.
  • Solvent Interaction: The solubility is also affected by pH levels; in an acidic environment, the amino group becomes protonated, enhancing solubility.
  • Temperature Dependence: General solubility can vary with temperature, as increased temperatures often promote greater solute-solvent interactions.

To sum up, (2S)-2-aminobutanedioic acid is known for its impressive water solubility, contributing to its role in various biological processes and its applications in the pharmaceutical field. Its ability to dissolve in aqueous solutions highlights its importance in biochemistry and nutrition.

Interesting facts

Interesting Facts about (2S)-2-aminobutanedioic acid

(2S)-2-aminobutanedioic acid, commonly known as L-aspartic acid, is a fascinating amino acid that plays a crucial role in both biological systems and various industrial applications. Here are some captivating insights:

  • Biological Significance: L-aspartic acid is one of the 20 standard amino acids used by living organisms to synthesize proteins. It serves as a building block for proteins and is essential for normal functioning, particularly in the biosynthesis of other amino acids and neurotransmitters.
  • Neurotransmitter Role: This amino acid is a key player in the central nervous system. It acts as an excitatory neurotransmitter, which means it helps in transmitting signals between neurons. This role is crucial for cognitive functions like learning and memory.
  • Precursor to Other Compounds: L-aspartic acid is involved in the synthesis of various important biomolecules, including nucleotides and hormones. It also contributes to the production of aspartame, an artificial sweetener widely used in food and beverages.
  • Metabolism: The body can produce L-aspartic acid through various metabolic pathways, making it a non-essential amino acid. However, it can also be obtained from dietary sources, particularly from protein-rich foods such as meat, fish, and dairy products.
  • Research Applications: Ongoing research into L-aspartic acid includes its potential therapeutic benefits, particularly in areas like enhancing athletic performance and managing neurological disorders.

As you explore the world of organic compounds, L-aspartic acid stands out as a prime example of how a single molecule can influence both human health and industry. Its multifaceted roles highlight the interconnectedness of biochemistry and everyday life.

Synonyms
L-aspartic acid
aspartic acid
56-84-8
H-Asp-OH
L-aspartate
(2S)-2-aminobutanedioic acid
Asparagic acid
aspartate
L-Aminosuccinic acid
(S)-2-Aminosuccinic acid
Aspatofort
L-Asparagic acid
Asparaginic acid
L-Asparaginic acid
(S)-Aspartic acid
Aspartic acid, L-
(2S)-Aspartic acid
(S)-Aminobutanedioic acid
L-Aspartinsaeure
L-Asparaginsaeure
L-Asparaginsyra
Acidum asparticum
L-(+)-Aspartic acid
L-2-Aminobutanedioic acid
Aspartate, L-
Asparaginsaeure
L-Asp
Acido aspartico
2-aminosuccinic acid
Acide aspartique
Aminosuccinic acid
Butanedioic acid, amino-, (S)-
Asparaginsaeure [German]
(+)-Aspartic acid
(L)-ASPARTIC ACID
Aspartic acid (VAN)
Asparagic acid (VAN)
(S)-(+)-Aminosuccinic acid
Asparaginic acid (VAN)
Acide aspartique [INN-French]
Acido aspartico [INN-Spanish]
HSDB 1430
Deamidated asparagine
NSC 3973
AI3-04461
FEMA No. 3565
CCRIS 6181
Acidum asparticum [INN-Latin]
CHEBI:17053
BRN 1723530
UNII-30KYC7MIAI
30KYC7MIAI
L( )-Aminobernsteinsaeure
L(+)-Aminobernsteinsaeure
asp
EINECS 200-291-6
MFCD00002616
(S)-2-aminobutanedioic acid
C4H7NO4
Beta-L-Aspartic Acid
FEMA NO. 3656
6899-03-2
(S)-(+)-Aspartic acid
CHEMBL274323
DTXSID7022621
EC 200-291-6
(S)-Aspartate
(+)-Aspartate
ASPARTIC ACID (II)
ASPARTIC ACID [II]
L-Aspartic acid-13C4
1-Amino-1,2-carboxyethane
asparaginsaure
(S)-Aminobutanedioate
ASPARTIC ACID (MART.)
ASPARTIC ACID [MART.]
ASPARTIC ACID (USP-RS)
ASPARTIC ACID [USP-RS]
NSC3973
ASPARTIC ACID (EP IMPURITY)
ASPARTIC ACID [EP IMPURITY]
l aspartic acid
ASPARTIC ACID (EP MONOGRAPH)
ASPARTIC ACID [EP MONOGRAPH]
ASPARTIC ACID (USP MONOGRAPH)
ASPARTIC ACID [USP MONOGRAPH]
ALANINE IMPURITY A (EP IMPURITY)
ALANINE IMPURITY A [EP IMPURITY]
Aspartic Acid [USAN:INN]
LYSINE ACETATE IMPURITY A (EP IMPURITY)
LYSINE ACETATE IMPURITY A [EP IMPURITY]
39162-75-9
CHEBI:22660
Aminosuccinate
Asparagate
Asparatate
NSC-3973
aspartic acid,l
l-aspartic-acid
L-Asparagate
L-Aminosuccinate
Aspartic acid [USAN:USP:INN]
aspartate magnesium
(L)-Aspartate
55443-54-4
alpha-Aminosuccinate
(2S)-Aspartate
L-(+)-Aspartate
[3H]-L-aspartate
L-[14C]aspartate
L-Aspartic acid, 2
[3H]L-aspartic acid
(R)-2-aminosuccinate
(S)-2-aminosuccinate
Tocris-0214
[3h]-l-asp
(S)-amino-Butanedioate
alpha-Aminosuccinic acid
(S)-Aminosuccinic Acid
(S)-(+)-Aspartate
[3H]-L-aspartic acid
butanedioic acid, amino-
L-Aspartic acid (9CI)
2-Amino-3-methylsuccinate
Biomol-NT_000168
bmse000031
bmse000875
Aspartic acid (USP/INN)
ASPARTIC ACID [MI]
L-Aspartic acid (JP18)
SCHEMBL3231
(S)-amino-Butanedioic acid
L-Aspartic acid (Standard)
ASPARTIC ACID [INN]
L-Aspartic acid, >=98%
L-Aspartic acid, 99.0%
Lopac0_000133
ASPARTIC ACID [HSDB]
ASPARTIC ACID [USAN]
Aspartic acid, L- (8CI)
ASPARTIC ACID [VANDF]
Aspartic Acid (Aspartic Acid)
L-Aspartic acid (H-Asp-OH)
L-ASPARTIC ACID [FCC]
L-ASPARTIC ACID [JAN]
(2S)-2-azanylbutanedioic acid
BPBio1_001128
DTXCID402621
GTPL3309
GTPL4534
ASPARTIC ACID [WHO-DD]
L-ASPARTIC ACID [FHFI]
BDBM18125
HY-N0666R
L-Aspartic acid, >=98%, FG
HMS3260K08
.alpha.-Aminosuccinic acid, (L)-
HY-N0666
STR04614
Tox21_500133
HB0374
PDSP1_000819
PDSP2_000806
AKOS006239578
AKOS015853957
CCG-204228
DB00128
FA12668
LP00133
SDCCGSBI-0050121.P002
potassium aspartate and magnesium aspart
L-Aspartic acid (H-Asp-OH) USP grade
NCGC00024499-01
NCGC00024499-02
NCGC00024499-03
NCGC00024499-04
NCGC00024499-05
NCGC00024499-06
NCGC00024499-10
NCGC00260818-01
BP-13291
L-Aspartic acid, Vetec(TM) reagent grade
DB-029944
A0546
CS-0009701
EU-0100133
L-Aspartic acid, BioXtra, >=99% (HPLC)
NS00074191
S5632
EN300-64901
L-Aspartic acid, BioUltra, >=99.5% (T)
A 9256
C00049
D00013
D70832
M03000
L-Aspartic acid, SAJ special grade, >=99.0%
A817928
A824434
L-Aspartic acid, reagent grade, >=98% (HPLC)
Q178450
SR-01000597734
SR-01000597734-3
BRD-K97163964-001-03-3
BRD-K97163964-001-04-1
F8889-8684
Z995084132
A4B5FB11-A4B6-4D75-9860-2ACF670700B9
Aspartic acid, European Pharmacopoeia (EP) Reference Standard
L-Aspartic acid, certified reference material, TraceCERT(R)
Aspartic acid, United States Pharmacopeia (USP) Reference Standard
L-Aspartic acid, BioReagent, suitable for cell culture, suitable for insect cell culture
L-Aspartic acid, Pharmaceutical Secondary Standard; Certified Reference Material
200-291-6
614-886-7
L-Aspartic acid, from non-animal source, meets EP, USP testing specifications, suitable for cell culture, 98.5-101.0%