Voriconazole EP Impurity E (1R)-Isomer

Name: Voriconazole EP Impurity E (1R)-Isomer
Brand: Vaqora Chemicals
SKU: VQ-006770

About Voriconazole EP Impurity E (1R)-Isomer

Listed under CAS 35963-20-3, Voriconazole EP Impurity E (1R)-Isomer is a pharmacopeial impurity of Voriconazole available from Vaqora Chemicals. With the molecular formula C10H16O4S, it has a molar mass of 232.3 g/mol. The IUPAC name is [(1R,4S)-7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl]methanesulfonic acid. Alternative names: (1R)-(-)-10-Camphorsulfonic Acid and (-)-Camphor-10-sulfonic Acid.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Voriconazole, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Voriconazole EP Impurity E (1R)-Isomer in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. Stock is available for quick dispatch.

Typical applications

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

Industries

Related to Voriconazole

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

Voriconazole impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Voriconazole EP Impurity E (1R)-Isomer
Catalogue No.	VQ-006770
CAS Number	35963-20-3
Other CAS	5872-08-2
IUPAC name	[(1R,4S)-7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl]methanesulfonic acid
Molecular formula	C₁₀H₁₆O₄S
Molecular weight	232.3 g/mol
Exact mass	232.0769
Grade	Reference Standard
HSN code	38229090
InChIKey	MIOPJNTWMNEORI-XVKPBYJWSA-N
SMILES	CC1([C@H]2CC[C@@]1(C(=O)C2)CS(=O)(=O)O)C
PubChem CID	5771688

Physical properties
Physical form	Solid
LogP (XLogP3)	0.5
H-bond donors / acceptors	1 / 4
TPSA	79.8 Å²
Synonyms	(1R)-(-)-10-Camphorsulfonic Acid, (1R,4S)-7,7-Dimethyl-2-oxo-bicyclo[2.2.1]heptane-1-methanesulfonic Acid, (-)-Camphor-10-sulfonic Acid, (R)-Camphor-10-sulfonic Acid, L(-)-Camphor-10-sulfonic Acid, l-10-Camphorsulfonic Acid, (-)-(1R)-7,7-Dimethyl-2-oxobicyclo[2.2.1]heptane-1-methanesulfonic acid, Camphorsulfonic acid, (-)-, (-)-10-Camphorsulfonic Acid, (-)-camphorsulfonic acid, (1r)-camphorsulfonic acid, (1r)-10-camphorsulfonic acid

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P260, P264, P264 + P265, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P363, 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

Other grades of CAS 35963-20-3

Synthesis

L-10-Camphor sulphonic acid, 99%

CAS: 35963-20-3
Formula: C₁₀H₁₆O₄S
MW: 232.3 g/mol

VQ-011285

Frequently asked questions

What is the CAS number of Voriconazole EP Impurity E (1R)-Isomer?

The CAS Registry Number of Voriconazole EP Impurity E (1R)-Isomer is 35963-20-3. It is also known as (1R)-(-)-10-Camphorsulfonic Acid, (1R,4S)-7,7-Dimethyl-2-oxo-bicyclo[2.2.1]heptane-1-methanesulfonic Acid, (-)-Camphor-10-sulfonic Acid.

What is the molecular formula and molecular weight of Voriconazole EP Impurity E (1R)-Isomer?

Voriconazole EP Impurity E (1R)-Isomer has the molecular formula C10H16O4S and a molecular weight of 232.3 g/mol. Its IUPAC name is [(1R,4S)-7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl]methanesulfonic acid.

What is Voriconazole EP Impurity E (1R)-Isomer used for?

Voriconazole EP Impurity E (1R)-Isomer is supplied as a characterised reference material related to Voriconazole. 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 Voriconazole EP Impurity E (1R)-Isomer can I order?

We supply Voriconazole EP Impurity E (1R)-Isomer in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Voriconazole EP Impurity E (1R)-Isomer?

Yes. Every lot of Voriconazole EP Impurity E (1R)-Isomer 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 Voriconazole EP Impurity E (1R)-Isomer be shipped internationally?

Yes. Voriconazole EP Impurity E (1R)-Isomer 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.