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API Impurities

(-)-Gallocatechin gallate

Reference StandardAvailable on request

Order (-)-Gallocatechin gallate (CAS 4233-96-9) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-047650.

Pack sizes
(-)-Gallocatechin gallate chemical structure
CAS number4233-96-9
FormulaC22H18O11
Molar mass458.4 g/mol
Physical formSolid
HS code38229090
InChIKeyWMBWREPUVVBILR-NQIIRXRSSA-N
IUPAC name[(2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate

About (-)-Gallocatechin gallate

(-)-Gallocatechin gallate sits in our API Impurities section and ships worldwide from stock or short lead time. Key data (Reference Standard): CAS 4233-96-9, formula C22H18O11 and molar mass 458.4 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with 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.

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of (-)-Gallocatechin gallate
Product name(-)-Gallocatechin gallate
Catalogue numberZX-047650
CAS number4233-96-9
IUPAC name[(2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
Molecular formulaC22H18O11
Molar mass458.4 g/mol
Exact mass458.0849
GradeReference Standard
Physical formSolid
XLogP31.2
H-bond donors / acceptors8 / 11
Topological polar surface area197 Ų
HS code38229090
InChIKeyWMBWREPUVVBILR-NQIIRXRSSA-N
SMILESC1[C@H]([C@@H](OC2=CC(=CC(=C21)O)O)C3=CC(=C(C(=C3)O)O)O)OC(=O)C4=CC(=C(C(=C4)O)O)O
PubChem CID199472
Synonyms(-)-Gallocatechol gallate, (-)-gallocatechin-3-O-gallate, (2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl 3,4,5-trihydroxybenzoate, (-)-Gallocatechin 3-O-gallate, Gallocatechol, 3-gallate, (-)-, L-GCG, ent-Gallocatechin 3-gallate, (-)-Gallocatechin 3-gallate, (2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl3,4,5-trihydroxybenzoate, [(2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl] 3,4,5-trihydroxybenzoate

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 (-)-Gallocatechin gallate
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 (-)-Gallocatechin gallate

Which CAS number identifies (-)-Gallocatechin gallate?
(-)-Gallocatechin gallate is registered under CAS 4233-96-9. You may also see it listed as (-)-Gallocatechol gallate, (-)-gallocatechin-3-O-gallate, (2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl 3,4,5-trihydroxybenzoate. Our catalogue number for this item is ZX-047650.
What are the formula and molar mass of (-)-Gallocatechin gallate?
For (-)-Gallocatechin gallate, its formula is C22H18O11 and its molar mass is 458.4 g/mol. The systematic (IUPAC) name is [(2S,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate. InChIKey WMBWREPUVVBILR-NQIIRXRSSA-N lets you match it in any structure database.
What grade and pack sizes are available for (-)-Gallocatechin gallate?
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 (-)-Gallocatechin gallate?
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 (-)-Gallocatechin gallate to my country?
Yes. Because (-)-Gallocatechin gallate 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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