C9H11BO4
193.99 g/mol
Research ReagentWarning
4-Ethoxycarbonylphenylboronic acid
CAS4334-88-7EC670-243-0
Category
Research Reagent
Compound Class
Organic Acid
Primary Use
Research Compound
4-Ethoxycarbonylphenylboronic acid is a boronic acid research reagent used primarily in laboratory settings for chemical synthesis. It features a single aromatic ring and ester functional group, making it suitable for cross-coupling reactions.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
Customs Tariff Classification
The international HS code for 4-Ethoxycarbonylphenylboronic acid (CAS 4334-88-7) is 2931.90.
HS code (international, 6-digit)
2931.90
EU CN code (8-digit)
2931 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(4-ethoxycarbonylphenyl)boronic acid
InChIKey
ZLNFACCFYUFTLD-UHFFFAOYSA-N
SMILES
B(C1=CC=C(C=C1)C(=O)OCC)(O)O
Synonyms (13)
- Ethyl 4-boronobenzoate
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