Isopropyl Paraben

About Isopropyl Paraben

Isopropyl Paraben is a metabolite or degradation product of Paraben carrying the CAS registry number 4191-73-5. The compound has the formula C10H12O3, corresponding to a molecular weight of 180.2 g/mol. The IUPAC name is propan-2-yl 4-hydroxybenzoate. Alternative names: Isopropyl 4-hydroxybenzoate and Isopropyl p-hydroxybenzoate.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Paraben, as well as in QC testing and ANDA/DMF documentation. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Isopropyl Paraben is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling
Fine chemical synthesis

Industries

Related to Paraben

View every impurity, metabolite and intermediate we list for Paraben.

Paraben impurities

Specifications & identifiers

Chemical identifiers
Product name	Isopropyl Paraben
Catalogue No.	VQ-042211
CAS Number	4191-73-5
IUPAC name	propan-2-yl 4-hydroxybenzoate
Molecular formula	C₁₀H₁₂O₃
Molecular weight	180.2 g/mol
Exact mass	180.0786
Grade	Reference Standard
HSN code	38229090
InChIKey	CMHMMKSPYOOVGI-UHFFFAOYSA-N
SMILES	CC(C)OC(=O)C1=CC=C(C=C1)O
PubChem CID	20161

Physical properties
Physical form	Solid
LogP (XLogP3)	2.8
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	Isopropyl 4-hydroxybenzoate, Isopropyl p-hydroxybenzoate, p-Hydroxybenzoic acid isopropyl ester, Benzoic acid, 4-hydroxy-, 1-methylethyl ester, 1-Methylethyl-4-hydroxybenzoate, 4-Hydroxybenzoic acid, 1-methylethyl ester, i-Pr 4-OH-benzoate, p-Oxybenzoesaureisopropylester, 4-Hydroxybenzoic Acid Isopropyl Ester, Isopropyl-4-hydroxybenzoate, BENZOIC ACID, p-HYDROXY-, ISOPROPYL ESTER, Isopropylhydroxybenzoate

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage
H319Causes serious eye irritation

Precautionary statements: P261, P264, P264 + P265, P270, P272, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P305 + P354 + P338, P317, P321, P330, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Isopropyl Paraben?

The CAS Registry Number of Isopropyl Paraben is 4191-73-5. It is also known as Isopropyl 4-hydroxybenzoate, Isopropyl p-hydroxybenzoate, p-Hydroxybenzoic acid isopropyl ester.

What is the molecular formula and molecular weight of Isopropyl Paraben?

Isopropyl Paraben has the molecular formula C10H12O3 and a molecular weight of 180.2 g/mol. Its IUPAC name is propan-2-yl 4-hydroxybenzoate.

What is Isopropyl Paraben used for?

Isopropyl Paraben is supplied as a characterised reference material related to Paraben. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Isopropyl Paraben can I order?

We supply Isopropyl Paraben in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Isopropyl Paraben?

Yes. Every lot of Isopropyl Paraben is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Isopropyl Paraben be shipped internationally?

Yes. Isopropyl Paraben is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.