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Pharmacopeial Impurities (EP / USP / BP)

Liothyronine EP Impurity B (Dihydrate Salt)

Reference StandardIn stock

Order Liothyronine EP Impurity B (Dihydrate Salt) (CAS 18835-59-1) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Liothyronine EP Impurity B (Dihydrate Salt) chemical structure
CAS number18835-59-1
FormulaC9H13I2NO5
Molar mass469.01 g/mol
Physical formSolid
HS code38229090
InChIKeyYWAGQOOMOOUEGY-KLXURFKVSA-N
IUPAC name(2S)-2-amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid;dihydrate

About Liothyronine EP Impurity B (Dihydrate Salt)

Zemixal lists Liothyronine EP Impurity B (Dihydrate Salt) for laboratories that identify, quantify or control Liothyronine and its related substances. Identity at a glance (Reference Standard): CAS 18835-59-1, formula C9H13I2NO5 and molar mass 469.01 g/mol. It is handled as a solid.

Use cases we see most often

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

Storage and safety notes

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

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Liothyronine

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

Liothyronine 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 Liothyronine EP Impurity B (Dihydrate Salt)
Product nameLiothyronine EP Impurity B (Dihydrate Salt)
Catalogue numberZX-005803
CAS number18835-59-1
IUPAC name(2S)-2-amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid;dihydrate
Molecular formulaC9H13I2NO5
Molar mass469.01 g/mol
Exact mass468.8883
GradeReference Standard
Physical formSolid
H-bond donors / acceptors5 / 6
Topological polar surface area85.6 Ų
HS code38229090
InChIKeyYWAGQOOMOOUEGY-KLXURFKVSA-N
SMILESC1=C(C=C(C(=C1I)O)I)C[C@@H](C(=O)O)N.O.O
PubChem CID2724330
Synonyms(2S)-2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid dihydrate, (S)-2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid dihydrate, 3,5-Diiodo-L-tyrosine Dihydrate, Diiodotyrosine Dihydrate, L-Tyrosine, 3,5-diiodo-, hydrate (1:2), 3,5-Diiodo-4-Hydroxy-beta-Phenylalanine, 3,5-Diiodo-L-tyrosinedihydrate, 3,5-Dijodtyrosindihydrat, (S)-2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoicaciddihydrate, Iodogorgoic acid, apothyrin, jodgorgon, 3,5-Diiodo-L-tyrosine--water (1/2)

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

  • 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 Liothyronine EP Impurity B (Dihydrate Salt)
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted on request

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

Questions about Liothyronine EP Impurity B (Dihydrate Salt)

Which CAS number identifies Liothyronine EP Impurity B (Dihydrate Salt)?
Liothyronine EP Impurity B (Dihydrate Salt) is registered under CAS 18835-59-1. You may also see it listed as (2S)-2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid dihydrate, (S)-2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid dihydrate, 3,5-Diiodo-L-tyrosine Dihydrate. Our catalogue number for this item is ZX-005803.
What are the formula and molar mass of Liothyronine EP Impurity B (Dihydrate Salt)?
For Liothyronine EP Impurity B (Dihydrate Salt), its formula is C9H13I2NO5 and its molar mass is 469.01 g/mol. InChIKey YWAGQOOMOOUEGY-KLXURFKVSA-N lets you match it in any structure database.
How is Liothyronine EP Impurity B (Dihydrate Salt) used in pharmaceutical QC?
Liothyronine EP Impurity B (Dihydrate Salt) is a characterised reference material linked to Liothyronine. 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 Liothyronine EP Impurity B (Dihydrate Salt)?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Liothyronine EP Impurity B (Dihydrate Salt)?
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 Liothyronine EP Impurity B (Dihydrate Salt) to my country?
Yes. Because Liothyronine EP Impurity B (Dihydrate Salt) 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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