4,6-Pyrimidinedicarboxylic acid

Modify Date: 2026-07-14 10:12:03

4,6-Pyrimidinedicarboxylic acid Structure
4,6-Pyrimidinedicarboxylic acid structure
Common Name 4,6-Pyrimidinedicarboxylic acid
CAS Number 16490-02-1 Molecular Weight 168.107
Density 1.7±0.1 g/cm3 Boiling Point 497.4±30.0 °C at 760 mmHg
Molecular Formula C6H4N2O4 Melting Point 238-240°C
MSDS N/A Flash Point 254.6±24.6 °C

Summary: Pyrimidine-4,6-dicarboxylic acid (Chinese name: 嘧啶-4,6-二羧酸, CAS number: 16490-02-1) is a chemical with a molecular formula of C6H4N2O4 and a molecular weight of 168.107. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name Pyrimidine-4,6-dicarboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.7±0.1 g/cm3
Boiling Point 497.4±30.0 °C at 760 mmHg
Melting Point 238-240°C
Molecular Formula C6H4N2O4
Molecular Weight 168.107
Flash Point 254.6±24.6 °C
Exact Mass 168.017105
PSA 100.38000
LogP 1.37
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.638
InChIKey XIEOKRXVAACBHI-UHFFFAOYSA-N
SMILES O=C(O)c1cc(C(=O)O)ncn1
Storage condition 2-8°C

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
HS Code 2933599090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  4

DownStream  2

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4,6-Pyrimidinedicarboxylic acid
pyrimidine-4,6-dicarboxylic acid

 4,6-Pyrimidinedicarboxylic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular formula of Pyrimidine-4,6-dicarboxylic acid?
A: Molecular formula of Pyrimidine-4,6-dicarboxylic acid is C6H4N2O4.
Q: What are the storage conditions for Pyrimidine-4,6-dicarboxylic acid?
A: Storage conditions for Pyrimidine-4,6-dicarboxylic acid: 2-8°C.
Q: What is the CAS number of Pyrimidine-4,6-dicarboxylic acid?
A: CAS number of Pyrimidine-4,6-dicarboxylic acid is 16490-02-1.
Q: What is the SMILES notation of Pyrimidine-4,6-dicarboxylic acid?
A: SMILES notation of Pyrimidine-4,6-dicarboxylic acid is O=C(O)c1cc(C(=O)O)ncn1.
Q: What is the LogP of Pyrimidine-4,6-dicarboxylic acid?
A: LogP of Pyrimidine-4,6-dicarboxylic acid is 1.37.
Q: What are the upstream materials of Pyrimidine-4,6-dicarboxylic acid?
A: Related upstream materials(CAS) of Pyrimidine-4,6-dicarboxylic acid: 6345-43-3;1558-17-4;62501-45-5;4472-44-0.
Q: What are the downstream products of Pyrimidine-4,6-dicarboxylic acid?
A: Related downstream products(CAS) of Pyrimidine-4,6-dicarboxylic acid: 289-95-2;6345-43-3.
Q: What English synonyms does Pyrimidine-4,6-dicarboxylic acid have?
A: English synonyms of Pyrimidine-4,6-dicarboxylic acid: 4,6-Pyrimidinedicarboxylic acid, pyrimidine-4,6-dicarboxylic acid.
Q: What is the InChIKey of Pyrimidine-4,6-dicarboxylic acid?
A: InChIKey of Pyrimidine-4,6-dicarboxylic acid is XIEOKRXVAACBHI-UHFFFAOYSA-N.
Q: What is the melting point of Pyrimidine-4,6-dicarboxylic acid?
A: Melting point of Pyrimidine-4,6-dicarboxylic acid is 238-240°C.

 4,6-Pyrimidinedicarboxylic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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