Description

Methyl 4-aminobenzoate (CAS No. 619-45-4) is a high-purity organic compound with the molecular formula C₈H₉NO₂, widely utilized in pharmaceutical, cosmetic, and chemical research applications. This white to off-white crystalline powder is characterized by its aromatic amine and ester functional groups, offering versatile reactivity for synthesis and formulation. With an IUPAC name of methyl 4-aminobenzoate, it is also known as 4-aminobenzoic acid methyl ester or 4-carbomethoxyaniline. Our product is rigorously tested for purity (typically ≥98% by HPLC) and is supplied in sealed packaging to ensure stability and prevent degradation. Ideal for UV-absorbing formulations, intermediate synthesis, and laboratory studies, it is compatible with organic solvents like ethanol and DMSO. Store in a cool, dry place away from light.

Properties

• CAS Number: 619-45-4
• Complexity: 139
• IUPAC Name: methyl 4-aminobenzoate
• InChI: InChI=1S/C8H9NO2/c1-11-8(10)6-2-4-7(9)5-3-6/h2-5H,9H2,1H3
• InChI Key: LZXXNPOYQCLXRS-UHFFFAOYSA-N
• Exact Mass: 151.063328530
• Molecular Formula: C8H9NO2
• Molecular Weight: 151.16
• SMILES: COC(=O)C1=CC=C(C=C1)N
• Topological: 52.3
• Monoisotopic Mass: 151.063328530
• Synonyms: Methyl 4-aminobenzoate, 619-45-4, 4-Aminobenzoic acid methyl ester, Benzoic acid, 4-amino-, methyl ester, 4-Carbomethoxyaniline, 4-(Methoxycarbonyl)aniline, Methyl aniline-4-carboxylate, p-(Methoxycarbonyl)aniline, p-Aminobenzoic acid methyl ester, 4-(Carbomethoxyl)aniline, Benzoic acid, p-amino-, methyl ester, NSC 3783, AI3-02437, EINECS 210-598-7, BRN 0775913, DTXSID7060704, 4-14-00-01128 (Beilstein Handbook Reference), DTXCID1043176, 210-598-7, inchi=1/c8h9no2/c1-11-8(10)6-2-4-7(9)5-3-6/h2-5h,9h2,1h, METHYL P-AMINOBENZOATE, MFCD00007891, METHYL-4-AMINOBENZOATE, 4-(Carbomethoxy)aniline, 4-amino-benzoic acid methyl ester, NSC-3783, Methyl4-aminobenzoate, aniline, 4-methoxycarbonyl-, 4-amino methyl benzoate, methyl 4aminobenzoate, methyl-p-aminobenzoate, 4-carbomethoxy aniline, 4-methoxycarbonylaniline, methyl-4-amino-benzoate, Methyl 4-amino-benzoate, 4-aminobenzoic methyl ester, ghl.PD_Mitscher_leg0.22, GC4GA4E73E, SCHEMBL42732, SCHEMBL514455, Methyl 4-aminobenzoate, 98%, methyl 4-aminobenzenecarboxylate, SCHEMBL4398793, SCHEMBL7287970, SCHEMBL9096225, CHEMBL1927048, SCHEMBL28166435, 4-amino-benzoic acid methylester, NSC3783, 4-amino benzoic acid methyl ester, p-Aminobenzoic acid, methyl ester, HMS1732M08, BCP25649, Methyl ester of p-Aminobenzoic acid, Methyl ester of 4-aminobenzoic acid, SBB004063, STK397390, AKOS000119024, CS-W009283, FM71606, SY017810, TS-01993, DB-013432, A0510, NS00003048, ST45050661, EN300-16169, 10.14272/LZXXNPOYQCLXRS-UHFFFAOYSA-N.1, AE-848/32195053, doi:10.14272/LZXXNPOYQCLXRS-UHFFFAOYSA-N.1, Q63409584, Z54178705, F3377-0763

Application

Methyl 4-aminobenzoate serves as a key intermediate in the synthesis of pharmaceuticals, including local anesthetics and sunscreens, due to its UV-absorbing properties. It is employed in organic chemistry as a building block for dyes, pigments, and polymer modifiers. Researchers also utilize it in cosmetic formulations for its esterified aminobenzoate structure, which enhances solubility and bioavailability.

Safety and Hazards

GHS Hazard Statements

• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (100%)
• Eye Irrit. 2A (100%)
• STOT SE 3 (97.8%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.