N-Methylphthalimide

Name: N-Methylphthalimide
Brand: Zemixal
SKU: ZX-022160

Reference StandardAvailable on request

Buy N-Methylphthalimide (CAS 550-44-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes

CAS number550-44-7

FormulaC₉H₇NO₂

Molar mass161.16 g/mol

Physical formSolid

HS code38229090

InChIKeyZXLYYQUMYFHCLQ-UHFFFAOYSA-N

IUPAC name2-methylisoindole-1,3-dione

About N-Methylphthalimide

N-Methylphthalimide belongs to the Rivaroxaban reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 550-44-7, formula C9H7NO2 and molar mass 161.16 g/mol. It is handled as a solid.

Where it is used

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Rivaroxaban

See every impurity, metabolite and related compound we list for this API.

Rivaroxaban standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of N-Methylphthalimide
Product name	N-Methylphthalimide
Catalogue number	ZX-022160
CAS number	550-44-7
IUPAC name	2-methylisoindole-1,3-dione
Molecular formula	C₉H₇NO₂
Molar mass	161.16 g/mol
Exact mass	161.0477
Grade	Reference Standard
Physical form	Solid
XLogP3	1.3
H-bond donors / acceptors	0 / 2
Topological polar surface area	37.4 Å²
HS code	38229090
InChIKey	ZXLYYQUMYFHCLQ-UHFFFAOYSA-N
SMILES	CN1C(=O)C2=CC=CC=C2C1=O
PubChem CID	11074
Synonyms	Phthalimide, N-methyl-, 1H-Isoindole-1,3(2H)-dione, 2-methyl-, 2-methyl-isoindole-1,3-dione, 2-Methylisoindoline-1,3-dione, 2-Methyl-1H-isoindole-1,3(2H)-dione #, N-Nethylphthalimide, 1H-Isoindole-1, 2-methyl-, 2-methylbenzo[c]azoline-1,3-dione, 2-methylbenzo[c]azolidine-1,3-dione

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of N-Methylphthalimide
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about N-Methylphthalimide

Which CAS number identifies N-Methylphthalimide?

N-Methylphthalimide is registered under CAS 550-44-7. You may also see it listed as Phthalimide, N-methyl-, 1H-Isoindole-1,3(2H)-dione, 2-methyl-, 2-methyl-isoindole-1,3-dione. Our catalogue number for this item is ZX-022160.

What are the formula and molar mass of N-Methylphthalimide?

For N-Methylphthalimide, its formula is C9H7NO2 and its molar mass is 161.16 g/mol. The systematic (IUPAC) name is 2-methylisoindole-1,3-dione. InChIKey ZXLYYQUMYFHCLQ-UHFFFAOYSA-N lets you match it in any structure database.

How is N-Methylphthalimide used in pharmaceutical QC?

N-Methylphthalimide is a characterised reference material linked to Rivaroxaban. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for N-Methylphthalimide?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with N-Methylphthalimide?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship N-Methylphthalimide to my country?

Yes. Because N-Methylphthalimide is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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