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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 4422483Generated: October 23, 2026

4,6-Dimethoxypyrimidine-2-carboxylic acid

2-Carboxy-4,6-dimethoxypyrimidine · 4,6-Dimethoxypyrimidine-2-carboxylic 4,6-DIMETHOXYPYRIMIDINE-2YL-CARBOXYLICACID · 2-PyriMidinecarboxylic acid, 4,6-diMethoxy- · 4,6-Dimethoxypyrimidine-2-carboxylic acid 95+% · 4,6-DIMETHOXYPYRIMIDINE-2-CARBOXYLICACID ISO 9001：2015 REACH

https://huagongshe.com/en/chemical/4422483

4,6-Dimethoxypyrimidine-2-carboxylic acid molecular structure

Identifiers & Physical Properties

CAS No.128276-50-6
Molecular formulaC7H8N2O4
Average molar mass184.15 g/mol
Monoisotopic mass184.04840674 g/mol
SMILESCOc1cc(OC)nc(C(=O)O)n1
InChIKeyPRXXMEMJCXTHTP-UHFFFAOYSA-N
PubChem CID4422483
EC No.672-872-6
DTXSIDDTXSID80403131

Chemical & Physical Properties

XLogP0.7
Topological polar surface area81.5
Hydrogen bond donors1
Hydrogen bond acceptors6
Rotatable bonds3
Heavy atoms13
Formal charge0
Complexity175
Melting point156~158℃
Boiling point426.2±48.0 °C(Predicted)
Density1.349±0.06 g/cm3(Predicted)
Storage conditions2-8°C
pKa (acidity coefficient)2.84±0.10(Predicted)
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302+H312+H332-H315-H319-H335
GHS precautionary statementsP261-P280-P305+P351+P338
Customs code2933599590

Safety & Regulations

GHS classificationWarningH302 (33.3%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 3 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 4 (33.3%)
Customs code2933599590
Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH302+H312+H332-H315-H319-H335
GHS precautionary statementsP261-P280-P305+P351+P338