Dimethyl 4,5-dihydroxyphthalate

Modify Date: 2026-07-16 15:05:04

Dimethyl 4,5-dihydroxyphthalate Structure
Dimethyl 4,5-dihydroxyphthalate structure
Common Name Dimethyl 4,5-dihydroxyphthalate
CAS Number 66323-03-3 Molecular Weight 226.183
Density 1.4±0.1 g/cm3 Boiling Point 412.1±40.0 °C at 760 mmHg
Molecular Formula C10H10O6 Melting Point 141.5-142.5°C
MSDS N/A Flash Point 164.9±20.8 °C

Summary: Dimethyl 4,5-dihydroxyphthalate (4,5-bis(hydroxy)phthalic acid dimethyl ester, CAS: 66323-03-3, molecular formula: C10H10O6, molecular weight: 226.183) is 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-bis(hydroxy)phthalic acid dimethyl ester
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 1.4±0.1 g/cm3
Boiling Point 412.1±40.0 °C at 760 mmHg
Melting Point 141.5-142.5°C
Molecular Formula C10H10O6
Molecular Weight 226.183
Flash Point 164.9±20.8 °C
Exact Mass 226.047745
PSA 93.06000
LogP 1.97
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.575
InChIKey FXPCZDQRACWUBW-UHFFFAOYSA-N
SMILES COC(=O)c1cc(O)c(O)cc1C(=O)OC
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

 Precursor & DownStream

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

Precursor  0

DownStream  2

 Synonyms

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

Dimethyl 4,5-dihydroxyphthalate
1,2-Benzenedicarboxylic acid, 4,5-dihydroxy-, dimethyl ester
4,5-dihydroxy-phthalic acid dimethyl ester
4,5-dihydroxyphthalate

 Dimethyl 4,5-dihydroxyphthalate | 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 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: Molecular formula of 4,5-bis(hydroxy)phthalic acid dimethyl ester is C10H10O6.
Q: What is the SMILES notation of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: SMILES notation of 4,5-bis(hydroxy)phthalic acid dimethyl ester is COC(=O)c1cc(O)c(O)cc1C(=O)OC.
Q: What English synonyms does 4,5-bis(hydroxy)phthalic acid dimethyl ester have?
A: English synonyms of 4,5-bis(hydroxy)phthalic acid dimethyl ester: Dimethyl 4,5-dihydroxyphthalate, 1,2-Benzenedicarboxylic acid, 4,5-dihydroxy-, dimethyl ester, 4,5-dihydroxy-phthalic acid dimethyl ester, 4,5-dihydroxyphthalate.
Q: What is the polar surface area (PSA) of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: Polar surface area (PSA) of 4,5-bis(hydroxy)phthalic acid dimethyl ester is 93.06000.
Q: What is the English name of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: The English name of 4,5-bis(hydroxy)phthalic acid dimethyl ester is 4,5-bis(hydroxy)phthalic acid dimethyl ester.
Q: What is the LogP of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: LogP of 4,5-bis(hydroxy)phthalic acid dimethyl ester is 1.97.
Q: What is the melting point of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: Melting point of 4,5-bis(hydroxy)phthalic acid dimethyl ester is 141.5-142.5°C.
Q: What is the InChIKey of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: InChIKey of 4,5-bis(hydroxy)phthalic acid dimethyl ester is FXPCZDQRACWUBW-UHFFFAOYSA-N.
Q: What is the boiling point of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: Boiling point of 4,5-bis(hydroxy)phthalic acid dimethyl ester is 412.1±40.0 °C at 760 mmHg.
Q: What is the molecular weight of 4,5-bis(hydroxy)phthalic acid dimethyl ester?
A: Molecular weight of 4,5-bis(hydroxy)phthalic acid dimethyl ester is 226.183.

 Dimethyl 4,5-dihydroxyphthalatefactory

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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