m-Hemipic acid

Modify Date: 2026-07-09 19:00:21

m-Hemipic acid Structure
m-Hemipic acid structure
Common Name m-Hemipic acid
CAS Number 577-68-4 Molecular Weight 226.18300
Density 1.391g/cm3 Boiling Point 394.7ºC at 760 mmHg
Molecular Formula C10H10O6 Melting Point 179 °C
MSDS N/A Flash Point 157.1ºC

Summary: 4,5-dimethoxyphthalic acid (m-Hemipic acid, CAS: 577-68-4) is a solid with a molecular formula of C10H10O6 and a molecular weight of 226.18300. The compound appears as a solid, with a melting point of 179 °C, boiling point of 394.7ºC at 760 mmHg, and a density of 1.391g/cm3. 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 4,5-dimethoxyphthalic 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 1.391g/cm3
Boiling Point 394.7ºC at 760 mmHg
Melting Point 179 °C
Molecular Formula C10H10O6
Molecular Weight 226.18300
Flash Point 157.1ºC
Exact Mass 226.04800
PSA 93.06000
LogP 1.10020
Index of Refraction 1.572
InChIKey SKBDLRWFSRLIPP-UHFFFAOYSA-N
SMILES COc1cc(C(=O)O)c(C(=O)O)cc1OC

 Safety Information

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

Hazard Codes Xn

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Synonyms

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

meta-hemipinic acid
2-carboxy-4,5-dimethoxybenzoic acid
m-Hemipinic acid
4,5-dimethoxybenzene-1,2-dicarboxylic acid
Phthalic acid,5-dimethoxy
1,4,5-dimethoxy
4,5-Dimethoxy-1,2-benzoldicarbonsaeure
m-Hemipic acid
m-opianic acid
4,5-dimethoxy-phthalic acid

 m-Hemipic acid | FAQ

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

Q: What English synonyms does 4,5-dimethoxyphthalic acid have?
A: English synonyms of 4,5-dimethoxyphthalic acid: meta-hemipinic acid, 2-carboxy-4,5-dimethoxybenzoic acid, m-Hemipinic acid, 4,5-dimethoxybenzene-1,2-dicarboxylic acid, Phthalic acid,5-dimethoxy, 1,4,5-dimethoxy, 4,5-Dimethoxy-1,2-benzoldicarbonsaeure, m-Hemipic acid, m-opianic acid, 4,5-dimethoxy-phthalic acid.
Q: What is the polar surface area (PSA) of 4,5-dimethoxyphthalic acid?
A: Polar surface area (PSA) of 4,5-dimethoxyphthalic acid is 93.06000.
Q: What are the downstream products of 4,5-dimethoxyphthalic acid?
A: Related downstream products(CAS) of 4,5-dimethoxyphthalic acid: 120-80-9;99-50-3;124-38-9;3395-03-7;17078-61-4;17418-07-4;78219-03-1;43073-12-7;63035-28-9;63958-66-7.
Q: What is the English name of 4,5-dimethoxyphthalic acid?
A: The English name of 4,5-dimethoxyphthalic acid is 4,5-dimethoxyphthalic acid.
Q: What is the melting point of 4,5-dimethoxyphthalic acid?
A: Melting point of 4,5-dimethoxyphthalic acid is 179 °C.
Q: What is the CAS number of 4,5-dimethoxyphthalic acid?
A: CAS number of 4,5-dimethoxyphthalic acid is 577-68-4.
Q: What is the molecular weight of 4,5-dimethoxyphthalic acid?
A: Molecular weight of 4,5-dimethoxyphthalic acid is 226.18300.
Q: What is the boiling point of 4,5-dimethoxyphthalic acid?
A: Boiling point of 4,5-dimethoxyphthalic acid is 394.7ºC at 760 mmHg.
Q: What is the SMILES notation of 4,5-dimethoxyphthalic acid?
A: SMILES notation of 4,5-dimethoxyphthalic acid is COc1cc(C(=O)O)c(C(=O)O)cc1OC.
Q: What is the molecular formula of 4,5-dimethoxyphthalic acid?
A: Molecular formula of 4,5-dimethoxyphthalic acid is C10H10O6.

 m-Hemipic 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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