Phthalimide

Name: Phthalimide
Brand: Vaqora Chemicals
SKU: VQ-013721

About Phthalimide

Vaqora Chemicals supplies Phthalimide, a process intermediate or related compound of Rivaroxaban registered under CAS number 85-41-6. With the molecular formula C8H5NO2, it has a molar mass of 147.13 g/mol. The IUPAC name is isoindole-1,3-dione. Alternative names: 1,3-Isoindolinedione and 2,3-Dihydro-1H-isoindole-1,3-dione.

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. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Rivaroxaban, tracking process-related impurities and validating analytical methods. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Phthalimide in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. This item is currently in stock for prompt dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Rivaroxaban

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

Rivaroxaban impurities

Specifications & identifiers

Chemical identifiers
Product name	Phthalimide
Catalogue No.	VQ-013721
CAS Number	85-41-6
Other CAS	33081-78-6, 1074-82-4
IUPAC name	isoindole-1,3-dione
Molecular formula	C₈H₅NO₂
Molecular weight	147.13 g/mol
Exact mass	147.032
Grade	Reference Standard
HSN code	2933
InChIKey	XKJCHHZQLQNZHY-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=O)NC2=O
PubChem CID	6809

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	1 / 2
TPSA	46.2 Å²
Synonyms	1,3-Isoindolinedione, 2,3-Dihydro-1H-isoindole-1,3-dione, Benzoimide, 1,2-Benzenedicarboximide, 1,3-Dihydro-2H-isoindole-1,3-dione, 1,3-Dioxo-1,3-dihydroisoindole, Phenylimide, 1H-Isoindole-1,3(2H)-dione, o-Phthalic imide, 2-Diazoindan-1,3-dione, Ftalimmide, isoindoline-1,3-dione

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 85-41-6

Synthesis

Phthalimide, 98%

CAS: 85-41-6
Formula: C₈H₅NO₂
MW: 147.13 g/mol

VQ-012634

AR

Phthalimide, GR 98%+

CAS: 85-41-6
Formula: C₈H₅NO₂
MW: 147.13 g/mol

VQ-012635

Frequently asked questions

What is the CAS number of Phthalimide?

The CAS Registry Number of Phthalimide is 85-41-6. It is also known as 1,3-Isoindolinedione, 2,3-Dihydro-1H-isoindole-1,3-dione, Benzoimide.

What is the molecular formula and molecular weight of Phthalimide?

Phthalimide has the molecular formula C8H5NO2 and a molecular weight of 147.13 g/mol. Its IUPAC name is isoindole-1,3-dione.

What is Phthalimide used for?

Phthalimide is supplied as a characterised reference material related to Rivaroxaban. 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 Phthalimide can I order?

We supply Phthalimide 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 Phthalimide?

Yes. Every lot of Phthalimide 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 Phthalimide be shipped internationally?

Yes. We export Phthalimide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.