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2-Aminopyrimidine-5-carboxylic acid

CAS No.
3167-50-8
Chemical Name:
2-Aminopyrimidine-5-carboxylic acid
Synonyms
ASISCHEM C63548;2-Aminopyrimidine-5-carboxyL;2-Aminopyrimidin-5-carboxylic acid;2-AMINOPYRIMIDINE-5-CARBOXYLIC ACID;2-AMino-5-pyriMidinecarboxylic acid;2-Aminopyrimidine-5-carboxylicacid95%;5-Pyrimidinecarboxylic acid, 2-amino-;2-Aminopyrimidine-5-carboxylic acid ,97%;2-Aminopyrimidine-5-carboxylic acid USP/EP/BP;5-Pyrimidinecarboxylic acid, 2-amino- (7CI,8CI,9CI)
CBNumber:
CB9330403
Molecular Formula:
C5H5N3O2
Molecular Weight:
139.11
MDL Number:
MFCD05864791
MOL File:
3167-50-8.mol
MSDS File:
SDS
Last updated:2026-05-28 04:23:03

2-Aminopyrimidine-5-carboxylic acid Properties

Melting point >300 °C
Boiling point 474.6±37.0 °C(Predicted)
Density 1.533±0.06 g/cm3(Predicted)
storage temp. 2-8°C(protect from light)
pka 4.19±0.10(Predicted)
Appearance White to yellow Solid
InChI InChI=1S/C5H5N3O2/c6-5-7-1-3(2-8-5)4(9)10/h1-2H,(H,9,10)(H2,6,7,8)
InChIKey CBRLWSXYXSFYSP-UHFFFAOYSA-N
SMILES C1(N)=NC=C(C(O)=O)C=N1
CAS DataBase Reference 3167-50-8(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xi,Xn
Risk Statements  20/21/22-36/37/38
Safety Statements  36/37-24/25-22
HS Code  29335990

2-Aminopyrimidine-5-carboxylic acid price More Price(54)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
AstaTech 20118 2-AMINOPYRIMIDINE-5-CARBOXYLIC ACID 97% 3167-50-8 1G $38 2026-04-30 Buy
AstaTech 20118 2-AMINOPYRIMIDINE-5-CARBOXYLIC ACID 97% 3167-50-8 5G $98 2026-04-30 Buy
AstaTech 20118 2-AMINOPYRIMIDINE-5-CARBOXYLIC ACID 97% 3167-50-8 25G $449 2026-04-30 Buy
Activate Scientific AS30196 2-Aminopyrimidine-5-carboxylic acid 97% 3167-50-8 1g $29 2026-06-04 Buy
Activate Scientific AS30196 2-Aminopyrimidine-5-carboxylic acid 97% 3167-50-8 5g $78 2026-06-04 Buy
Product number Packaging Price Buy
20118 1G $38 Buy
20118 5G $98 Buy
20118 25G $449 Buy
AS30196 1g $29 Buy
AS30196 5g $78 Buy

2-Aminopyrimidine-5-carboxylic acid Chemical Properties,Uses,Production

Reactivity Profile

Decarboxylative Csingle bondC cross-couplings of 2-aminopyrimidine-5-carboxylic acids under a Pd/Ag-based catalytic system opens a new platform for introducing diverse C5 substituents. The reaction methods proceeded efficiently with various acids and the coupling partners of aryl iodides, alkenes, bromoalkynes, and azoles.

Synthesis

Ethyl 2-aminopyrimidine-5-carboxylate

308348-93-8

2-Aminopyrimidine-5-carboxylic acid

3167-50-8

General procedure for the synthesis of 2-aminopyrimidine-5-carboxylic acid from methyl 2-aminopyrimidine-5-carboxylate: methyl 2-aminopyrimidine-5-carboxylate (300 mg, 2.0 mmol) was dissolved in methanol (5 mL) containing a small amount of water. Lithium hydroxide (122 mg, 5.1 mmol) was added to the solution and the reaction mixture was subsequently stirred at 60 °C overnight. Upon completion of the reaction, the mixture was concentrated under reduced pressure, and the residue was diluted with water and the pH was adjusted to 4 with 1 M HCl solution.At this point, 2-aminopyrimidine-5-carboxylic acid precipitated as a white solid, and the product was collected by filtration under vacuum to give 244 mg in 90% yield. The product was characterized by 1H NMR (DMSO-d6): δ 12.73 (1H, broad peak), 8.63 (2H, single peak), 7.44 (2H, broad peak).

References

[1] Ngoc Son Le Pham . “Decarboxylative cross-couplings of 2-aminopyrimidine-5-carboxylic acids.” Tetrahedron 74 28 (2018): Pages 3843-3851.

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View Lastest Price from 2-Aminopyrimidine-5-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Aminopyrimidine-5-carboxylic acid pictures 2024-07-08 2-Aminopyrimidine-5-carboxylic acid
3167-50-8
$1.00 1Kg 98% 20T Shaanxi Dideu Medichem Co. Ltd
 2-Aminopyrimidine-5-carboxylic acid pictures 2019-07-06 2-Aminopyrimidine-5-carboxylic acid
3167-50-8
$8.00 1kg 99% 10MT Career Henan Chemical Co

2-Aminopyrimidine-5-carboxylic acid Spectrum

2-Amino-5-carboxypyrimidine, 2-Amino-5-carboxy-1,3-diazine 2-Aminopyrimidine-5-carboxylicacid95% 5-Pyrimidinecarboxylic acid, 2-amino- (7CI,8CI,9CI) 5-Pyrimidinecarboxylic acid, 2-amino- ASISCHEM C63548 2-AMINOPYRIMIDINE-5-CARBOXYLIC ACID 2-Aminopyrimidine-5-carboxylic acid ,97% 2-AMino-5-pyriMidinecarboxylic acid 2-Aminopyrimidine-5-carboxyL 2-Aminopyrimidine-5-carboxylic acid USP/EP/BP 2-Aminopyrimidin-5-carboxylic acid 3167-50-8 Heterocycle-Pyrimidine series AMINOACID PYRIMIDINE pharmacetical Carboxylic Acids Pyrazines, Pyrimidines & Pyridazines API intermediates Carboxylic Acids Pyrazines, Pyrimidines & Pyridazines