Lisinopril EP Impurity B (Freebase)

Name: Lisinopril EP Impurity B (Freebase)
Brand: Vaqora Chemicals
SKU: VQ-006490

About Lisinopril EP Impurity B (Freebase)

Listed under CAS 104-15-4, Lisinopril EP Impurity B (Freebase) is a pharmacopeial impurity of Lisinopril available from Vaqora Chemicals. With the molecular formula C7H8O3S, it has a molar mass of 172.2 g/mol. Systematically, it is named 4-methylbenzenesulfonic acid. Alternative names: 4-Methylbenzenesulphonic Acid and Toluene 4-sulphonic acid.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Lisinopril, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. 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, Lisinopril EP Impurity B (Freebase) is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Lisinopril

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

Lisinopril impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Lisinopril EP Impurity B (Freebase)
Catalogue No.	VQ-006490
CAS Number	104-15-4
Other CAS	6192-52-5
IUPAC name	4-methylbenzenesulfonic acid
Molecular formula	C₇H₈O₃S
Molecular weight	172.2 g/mol
Exact mass	172.0194
Grade	Reference Standard
HSN code	38229090
InChIKey	JOXIMZWYDAKGHI-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)S(=O)(=O)O
PubChem CID	6101

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	1 / 3
TPSA	62.8 Å²
Synonyms	4-Methylbenzenesulphonic Acid, Toluene 4-sulphonic acid, 4-Methylbenzene-1-sulfonic acid, 4-Toluenesulfonic acid, P-Toluene sulfonic acid/PTSA, Toluenesulfonic acid, Tosic acid, TsOH, Anastrozole EP Impurity F, p-Toluenesulphonic acid, Toluene-4-sulfonic acid, p-Tolylsulfonic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory 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, 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 Lisinopril EP Impurity B (Freebase)?

The CAS Registry Number of Lisinopril EP Impurity B (Freebase) is 104-15-4. It is also known as 4-Methylbenzenesulphonic Acid, Toluene 4-sulphonic acid, 4-Methylbenzene-1-sulfonic acid.

What is the molecular formula and molecular weight of Lisinopril EP Impurity B (Freebase)?

Lisinopril EP Impurity B (Freebase) has the molecular formula C7H8O3S and a molecular weight of 172.2 g/mol. Its IUPAC name is 4-methylbenzenesulfonic acid.

What is Lisinopril EP Impurity B (Freebase) used for?

Lisinopril EP Impurity B (Freebase) is supplied as a characterised reference material related to Lisinopril. 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 Lisinopril EP Impurity B (Freebase) can I order?

We supply Lisinopril EP Impurity B (Freebase) 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 Lisinopril EP Impurity B (Freebase)?

Yes. Every lot of Lisinopril EP Impurity B (Freebase) 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 Lisinopril EP Impurity B (Freebase) be shipped internationally?

Yes. Lisinopril EP Impurity B (Freebase) 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.