Basic information
- CAS
2623-91-8- Standard SMILES
CC[C@@H](N)C(=O)O- InChIKey
QWCKQJZIFLGMSD-GSVOUGTGSA-N- Molecular formula
- C4H9NO2
- Average molar mass
- 103.12 g/mol
- Monoisotopic mass
- 103.06332853
Names & identifiers
- Preferred name
- D-Alpha-aminobutyric acid
- IUPAC
- (2R)-2-aminobutanoic acid
- English name
- D-2-Aminobutyric acid
- Molecular formula
- C4H9NO2
- Molecular weight
- 103.12
Names & synonyms
2623-91-8D-(-)-2-Aminobutyric acidD-alpha-aminobutyric acidButanoic acid, 2-amino-, (2R)-D-Butyrine(r)-2-aminobutyric acidD-EthylglycineD-2-Aminobuttersaeure(2R)-2-aminobutyric acidEINECS 220-084-4CHEBI:28797DTXSID701314996
Show more names
R-AMINOBUTYRIC ACIDH-D-Aib-OHD-2-AbuH-D-2-ABU-OHH-D-ABU(2)-OH
RefChem:581608DTXCID201744914220-084-4D-2-Aminobutyric acid(R)-2-Aminobutanoic acidH-D-Abu-OH(2R)-2-aminobutanoic acid(R)-(-)-2-Aminobutyric acid
Database identifiers
- CAS
2623-91-8- PubChem CID
- 439691
- DTXSID
DTXSID701314996- ChEMBL
CHEMBL553426- ChEBI
CHEBI:28797- UNII
- G9ZRL3F2M6
- EC Number
- 220-084-4
- Nikkaji
- J1.815E
Properties
Computed structural properties
- XLogP
- -2.5
- Topological polar surface area
- 63.3 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 2
- Heavy atoms
- 7
- Formal charge
- 0
- Complexity
- 72
Experimental & physicochemical properties
Solubility278 mg/mL
Physical DescriptionSolid
Physicochemical properties
- Melting point
- 300 °C · >300 °C (lit.)
- alpha
- -21.2 · -21.2 º (c=2, 6N HCl)
- Boiling point
- 215.2 · 215.2±23.0 °C(Predicted)
- Density
- 1.23 · 1.2300 (estimate)
- refractive index
- 1.465 · 1.4650 (estimate)
- storage temp.
- Keep in dark place,Inert atmosphere,Room temperature
- solubility
- soluble
- form
- Crystalline Powder
- pka
- 2.34 · 2.34±0.10(Predicted)
- color
- White
- optical activity
- 20 · [α]20/D 21 to 19°, c = 4 in H2O
- Water Solubility
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]；H317 (50%): May cause an allergic skin reaction [Warning Sensitization, Skin]；H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
P261, P264, P264+P265, P271, P272, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard information
Regulatory InformationButanoic acid, 2-amino-, (2R)-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Hazard Classes and CategoriesSkin Irrit. 2 (100%)；Skin Sens. 1 (50%)；Eye Irrit. 2A (100%)；STOT SE 3 (100%)
Regulatory information
Regulatory InformationButanoic acid, 2-amino-, (2R)-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Chemistry & industry
Pharmacology
Tissue LocationsPlacenta
Cellular LocationsCytoplasm
Applications
Uses(R)-2-Aminobutyric Acid is an isomer of L-Aminobutyric Acid (A602930) which is a receptor antagonist.
Upstream & downstream products
Downstream products
Suppliers100 total
北京华美互利生物化工010-56205725 · [email protected]
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
黄冈森阳化工有限公司0713-8205211 17671088222 · [email protected]
INTATRADE GmbH+49 3493/605464 · [email protected]
爱斯特（成都）生物制药股份有限公司+86-28-85122536 85324413 · [email protected]
常熟市海天医药原料有限公司13913622609
Related reactions
13 records
Compound notes
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