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API Process Intermediates & Related Compounds

3-Iodo-L-tyrosine

Reference StandardIn stock

Buy 3-Iodo-L-tyrosine (CAS 70-78-0) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
3-Iodo-L-tyrosine chemical structure
CAS number70-78-0
FormulaC9H10INO3
Molar mass307.08 g/mol
Physical formSolid
HS code2933
InChIKeyUQTZMGFTRHFAAM-ZETCQYMHSA-N
IUPAC name(2S)-2-amino-3-(4-hydroxy-3-iodophenyl)propanoic acid

About 3-Iodo-L-tyrosine

Zemixal supplies 3-Iodo-L-tyrosine within its pharma Intermediates & Building Blocks portfolio. Key data (Reference Standard): CAS 70-78-0, formula C9H10INO3 and molar mass 307.08 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Safe handling

Classified under GHS with signal word Warning and hazard statements H302, 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. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Levothyroxine

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

Levothyroxine standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Specifications and identifiers

Specifications of 3-Iodo-L-tyrosine
Product name3-Iodo-L-tyrosine
Catalogue numberZX-012083
CAS number70-78-0
IUPAC name(2S)-2-amino-3-(4-hydroxy-3-iodophenyl)propanoic acid
Molecular formulaC9H10INO3
Molar mass307.08 g/mol
Exact mass306.9705
GradeReference Standard
Physical formSolid
XLogP3-1.1
H-bond donors / acceptors3 / 4
Topological polar surface area83.6 Ų
HS code2933
InChIKeyUQTZMGFTRHFAAM-ZETCQYMHSA-N
SMILESC1=CC(=C(C=C1C[C@@H](C(=O)O)N)I)O
PubChem CID439744
Synonyms3-Iodo-4-hydroxyphenylalanine, 3-Iodotyrosine, 4-Hydroxy-3-iodophenylalanine, MIT, MIT (amino acid), (S)-2-Amino-3-(4-hydroxy-3-iodophenyl)propanoic Acid, L-Tyrosine, 3-iodo-, Tyrosine, 3-iodo-, L-, 2-amino-3-(4-hydroxy-3-iodophenyl)propanoic acid, H-Tyr(3-I)-OH, Monoiodotyrosine, 3-Monoiodo-L-tyrosine

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 3-Iodo-L-tyrosine
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 3-Iodo-L-tyrosine

Which CAS number identifies 3-Iodo-L-tyrosine?
3-Iodo-L-tyrosine is registered under CAS 70-78-0. You may also see it listed as 3-Iodo-4-hydroxyphenylalanine, 3-Iodotyrosine, 4-Hydroxy-3-iodophenylalanine. Our catalogue number for this item is ZX-012083.
What are the formula and molar mass of 3-Iodo-L-tyrosine?
For 3-Iodo-L-tyrosine, its formula is C9H10INO3 and its molar mass is 307.08 g/mol. The systematic (IUPAC) name is (2S)-2-amino-3-(4-hydroxy-3-iodophenyl)propanoic acid. InChIKey UQTZMGFTRHFAAM-ZETCQYMHSA-N lets you match it in any structure database.
How is 3-Iodo-L-tyrosine used in pharmaceutical QC?
3-Iodo-L-tyrosine is a characterised reference material linked to Levothyroxine. 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 3-Iodo-L-tyrosine?
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 3-Iodo-L-tyrosine?
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 3-Iodo-L-tyrosine to my country?
Yes. Because 3-Iodo-L-tyrosine 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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