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Pharmacopeial Impurities (EP / USP / BP)

Apremilast EP Impurity H

Reference StandardAvailable on request

Buy Apremilast EP Impurity H (CAS 253168-94-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-005582.

Pack sizes
Apremilast EP Impurity H chemical structure
CAS number253168-94-4
FormulaC12H19NO4S
Molar mass273.35 g/mol
Physical formSolid
HS code38229090
InChIKeyBXUJVINGXQGNFD-UHFFFAOYSA-N
IUPAC name1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanamine

About Apremilast EP Impurity H

Apremilast EP Impurity H belongs to the Apremilast reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 253168-94-4, formula C12H19NO4S and molar mass 273.35 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

Classified under GHS with signal word Warning and hazard statements H302+H312+H332, H302, H312 and H315. Read the SDS before first use.

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. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Apremilast

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

Apremilast standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Apremilast EP Impurity H
Product nameApremilast EP Impurity H
Catalogue numberZX-005582
CAS number253168-94-4
IUPAC name1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanamine
Molecular formulaC12H19NO4S
Molar mass273.35 g/mol
Exact mass273.1035
GradeReference Standard
Physical formSolid
XLogP30.5
H-bond donors / acceptors1 / 5
Topological polar surface area87 Ų
HS code38229090
InChIKeyBXUJVINGXQGNFD-UHFFFAOYSA-N
SMILESCCOC1=C(C=CC(=C1)C(CS(=O)(=O)C)N)OC
PubChem CID11288792
Synonyms3-Ethoxy-4-methoxy-alpha-[(methylsulfonyl)methyl]benzenemethanamine, 1-(3-Ethoxy-4-methoxy-phenyl)-2-methanesulfonyl-ethylamine, 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethan-1-amine, 1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethylamine, 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine, 2-(3-Ethoxy-4-methoxyphenyl)-1-(methanesulfonyl)eth-2-ylamine, 2-(3-Ethoxy-4-methoxyphenyl)-1-(methylsulfonyl)eth-2-ylamine, 3-Ethoxy-4-Methoxy-alpha-[(Methylsulfonyl)Methyl]-benzeneMethanaMine, ApreMilast interMediate, Benzenemethanamine, 3-ethoxy-4-methoxy-a-[(methylsulfonyl)methyl]-, 1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethan-1-amine, 1-(3-Ethoxy-4-methoxy-phenyl)-2-methanesulfonylethylamine (~10% inorganics)

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

  • H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 Apremilast EP Impurity H
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 Apremilast EP Impurity H

Which CAS number identifies Apremilast EP Impurity H?
Apremilast EP Impurity H is registered under CAS 253168-94-4. You may also see it listed as 3-Ethoxy-4-methoxy-alpha-[(methylsulfonyl)methyl]benzenemethanamine, 1-(3-Ethoxy-4-methoxy-phenyl)-2-methanesulfonyl-ethylamine, 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethan-1-amine. Our catalogue number for this item is ZX-005582.
What are the formula and molar mass of Apremilast EP Impurity H?
For Apremilast EP Impurity H, its formula is C12H19NO4S and its molar mass is 273.35 g/mol. The systematic (IUPAC) name is 1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanamine. InChIKey BXUJVINGXQGNFD-UHFFFAOYSA-N lets you match it in any structure database.
How is Apremilast EP Impurity H used in pharmaceutical QC?
Apremilast EP Impurity H is a characterised reference material linked to Apremilast. 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 Apremilast EP Impurity H?
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 Apremilast EP Impurity H?
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 Apremilast EP Impurity H to my country?
Yes. Because Apremilast EP Impurity H 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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