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Pharmacopeial Impurities (EP / USP / BP)

Tropicamide EP Impurity A

Reference StandardAvailable on request

Buy Tropicamide EP Impurity A (CAS 33403-97-3) from Zemixal: C8H12N2, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.

Pack sizes
Tropicamide EP Impurity A chemical structure
CAS number33403-97-3
FormulaC8H12N2
Molar mass136.19 g/mol
Physical formSolid
HS code38229090
InChIKeyZBAMQLFFVBPAOX-UHFFFAOYSA-N
IUPAC nameN-(pyridin-4-ylmethyl)ethanamine

About Tropicamide EP Impurity A

Zemixal lists Tropicamide EP Impurity A for laboratories that identify, quantify or control Benzoic acid and its related substances. Key data (Reference Standard): CAS 33403-97-3, formula C8H12N2 and molar mass 136.19 g/mol. It is handled as a solid.

Where it is used

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

Storage and safety notes

It carries the GHS signal word Warning (H302, H315, H319 and H335), 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 certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Benzoic acid

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

Benzoic acid standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Tropicamide EP Impurity A
Product nameTropicamide EP Impurity A
Catalogue numberZX-032717
CAS number33403-97-3
IUPAC nameN-(pyridin-4-ylmethyl)ethanamine
Molecular formulaC8H12N2
Molar mass136.19 g/mol
Exact mass136.1
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors1 / 2
Topological polar surface area24.9 Ų
HS code38229090
InChIKeyZBAMQLFFVBPAOX-UHFFFAOYSA-N
SMILESCCNCC1=CC=NC=C1
PubChem CID96681
Synonyms4-(Ethylaminomethyl) Pyridine, Tropicamide - Impurity A, N-Ethylpyridine-4-methylamine, 4-(Ethylaminomethyl)pyridine, 4-Pyridinemethanamine, N-ethyl-, 4-((Ethylamino)methyl)pyridine, N-Ethyl-4-picolylamine, N-Ethyl-4-pyridinemethanamine, ethyl[(pyridin-4-yl)methyl]amine, ethyl(pyridin-4-ylmethyl)amine, ethyl(4-pyridylmethyl)amine, N-(4-Pyridylmethyl)ethylamine

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 Tropicamide EP Impurity A
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Tropicamide EP Impurity A

Which CAS number identifies Tropicamide EP Impurity A?
Tropicamide EP Impurity A is registered under CAS 33403-97-3. You may also see it listed as 4-(Ethylaminomethyl) Pyridine, Tropicamide - Impurity A, N-Ethylpyridine-4-methylamine. Our catalogue number for this item is ZX-032717.
What are the formula and molar mass of Tropicamide EP Impurity A?
For Tropicamide EP Impurity A, its formula is C8H12N2 and its molar mass is 136.19 g/mol. The systematic (IUPAC) name is N-(pyridin-4-ylmethyl)ethanamine. InChIKey ZBAMQLFFVBPAOX-UHFFFAOYSA-N lets you match it in any structure database.
How is Tropicamide EP Impurity A used in pharmaceutical QC?
Tropicamide EP Impurity A is a characterised reference material linked to Benzoic acid. 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 Tropicamide EP Impurity A?
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 Tropicamide EP Impurity A?
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 Tropicamide EP Impurity A to my country?
Yes. Because Tropicamide EP Impurity A 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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