API Process Intermediates & Related Compounds

1-Methyl-3-nitrophthalate

Name: 1-Methyl-3-nitrophthalate
Brand: Zemixal
SKU: ZX-039571

Available on request

1-Methyl-3-nitrophthalate (CAS 21606-04-2) supplier Zemixal: C9H7NO6, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-039571.

Pack sizes

1-Methyl-3-nitrophthalate chemical structure

CAS number21606-04-2

FormulaC₉H₇NO₆

Molar mass225.15 g/mol

Physical formSolid

InChIKeyDJMQLZPEBHSABD-UHFFFAOYSA-N

IUPAC name2-methoxycarbonyl-6-nitrobenzoic acid

About 1-Methyl-3-nitrophthalate

Researchers and plant chemists source 1-Methyl-3-nitrophthalate from Zemixal for routine and specialised work. Identity at a glance: CAS 21606-04-2, formula C9H7NO6 and molar mass 225.15 g/mol. It is handled as a solid.

Where it is used

API route development
Impurity fate & purge studies
Analytical method development

Handling and storage

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Candesartan

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

Candesartan standards

Typical uses

API route development
Impurity fate & purge studies
Analytical method development

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 1-Methyl-3-nitrophthalate
Product name	1-Methyl-3-nitrophthalate
Catalogue number	ZX-039571
CAS number	21606-04-2
IUPAC name	2-methoxycarbonyl-6-nitrobenzoic acid
Molecular formula	C₉H₇NO₆
Molar mass	225.15 g/mol
Exact mass	225.0273
Physical form	Solid
XLogP3	1.1
H-bond donors / acceptors	1 / 6
Topological polar surface area	109 Å²
InChIKey	DJMQLZPEBHSABD-UHFFFAOYSA-N
SMILES	COC(=O)C1=C(C(=CC=C1)[N+](=O)[O-])C(=O)O
PubChem CID	4399477
Synonyms	Methyl-2-carboxy-3-nitrobenzoate, 2-(methoxycarbonyl)-6-nitrobenzoic acid, Methyl 2-carboxy-3-nitrobenzoate, 2-(Methoxycarbonyl)-6-nitrobenzoicAcid, 1,2-Benzenedicarboxylic acid, 3-nitro-, 1-methyl ester, 3-Nitro-1,2-Benzenedicarboxylic Acid Monomethyl Ester, 3-Nitro-phthalic acid 1-Methyl ester, 2-methoxycarbonyl-6-nitro-benzoic Acid, 2-methoxycarb, 6-(methoxycarbonyl)-2-nitrobenzoic acid, 3-Nitrophthalic acid 1-methyl ester, 1-Methyl 3-nitro-1,2-benzenedicarboxylate

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

H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 1-Methyl-3-nitrophthalate
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 1-Methyl-3-nitrophthalate

Which CAS number identifies 1-Methyl-3-nitrophthalate?

1-Methyl-3-nitrophthalate is registered under CAS 21606-04-2. You may also see it listed as Methyl-2-carboxy-3-nitrobenzoate, 2-(methoxycarbonyl)-6-nitrobenzoic acid, Methyl 2-carboxy-3-nitrobenzoate. Our catalogue number for this item is ZX-039571.

What are the formula and molar mass of 1-Methyl-3-nitrophthalate?

For 1-Methyl-3-nitrophthalate, its formula is C9H7NO6 and its molar mass is 225.15 g/mol. The systematic (IUPAC) name is 2-methoxycarbonyl-6-nitrobenzoic acid. InChIKey DJMQLZPEBHSABD-UHFFFAOYSA-N lets you match it in any structure database.

How is 1-Methyl-3-nitrophthalate used in pharmaceutical QC?

1-Methyl-3-nitrophthalate is a characterised reference material linked to Candesartan. 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 1-Methyl-3-nitrophthalate?

The grade and assay are confirmed on the quotation and the batch COA. 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 1-Methyl-3-nitrophthalate?

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 1-Methyl-3-nitrophthalate to my country?

Yes. Because 1-Methyl-3-nitrophthalate 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.

More Candesartan standards

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MW: 426.4 g/mol

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Candesartan Ethyl Ester N1-Cilexetil Analog

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Formula: C₃₅H₃₈N₆O₆
MW: 638.7 g/mol

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