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Humectants

Tea, ext.

Also known as 5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl 3,4,5-trihydroxybenzoate, [5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate, 5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate

CAS 84650-60-2Formula C22H18O11Molar mass 458.38 g/molEC 283-519-7
GHS signal word: Danger. Pictograms: Flammable 13 suppliers listed
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Tea, ext. chemical structure, C22H18O11, CAS 84650-60-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
84650-60-2
Formula
C22H18O11
Molar mass
458.38 g/mol
EC number
283-519-7
HS code
293299
Category
Humectants

What is Tea, ext.?

Plain description, key identifiers and synonyms

5,7-Dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl 3,4,5-trihydroxybenzoate is a catechin.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
CAS number
84650-60-2Other or deprecated CAS: 107965-88-8
EC number
283-519-7
Molecular formula
C22H18O11
MDL number
MFCD18783001
INCI name
CAMELLIA SINENSIS CALLUS CULTURE EXTRACT, CAMELLIA SINENSIS CATECHINS, CAMELLIA SINENSIS EXTRACT, CAMELLIA SINENSIS FLOWER EXTRACT
InChIKey
WMBWREPUVVBILR-UHFFFAOYSA-N
InChI
InChI=1S/C22H18O11/c23-10-5-12(24)11-7-18(33-22(31)9-3-15(27)20(30)16(28)4-9)21(32-17(11)6-10)8-1-13(25)19(29)14(26)2-8/h1-6,18,21,23-30H,7H2
SMILES (canonical and isomeric)
C1C(C(OC2=CC(=CC(=C21)O)O)C3=CC(=C(C(=C3)O)O)O)OC(=O)C4=CC(=C(C(=C4)O)O)O

Synonyms

  • 5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl 3,4,5-trihydroxybenzoate
  • [5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
  • 5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate
  • [5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl] 3,4,5-trihydroxybenzoate
  • 5,7-Dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl 3,4,5-trihydroxybenzoate
  • (+)-epigallocatechin gallate
  • Green Tea Polyphenols
  • epigallocatechol-3-gallate
  • (-)-Epigallocatechingallate
  • (-)-cis-3,3',4',5,5',7-Hexahydroxy-flavane-3-gallate
  • Gallocatechin gallate [M+H]+
  • Tea CO2 extract (Green type)
  • Tea CO2 extract (Keemun type)
  • Tea CO2 extract (Jasmine type)
  • (2S,3R)-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate)
  • Tea CO2 extract (Pai Mu Tan type)
  • Tea CO2 extract WONF (Black type)
  • (?)-cis-3,3',4',5,5',7-Hexahydroxy-flavane-3-gallate
  • (?)-cis-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate
  • (2R,3R)-2-(3,4,5-Trihydroxy-phenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4, 5-trihydroxybenzoate)
  • 3,4,5-Trihydroxy-benzoic acid 5,7-dihydroxy-2-(3,4,5-trihydroxy-phenyl)-chroman-3-yl ester

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
458.38 g/molcalc.
Exact mass
458.0849 Dacalc.
LogP (octanol/water)
2.23calc.
Topological polar surface area
197.4 Ųcalc.
Hydrogen bond donors
8calc.
Hydrogen bond acceptors
11calc.
Rotatable bonds
3calc.
Heavy atoms
33calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.14calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(OC1Cc2ccccc2OC1c1ccccc1)c1ccccc1

O=C(OC1Cc2ccccc2OC1c1ccccc1)c1ccccc1

4 rings, 25 atoms.

39 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable

Hazard statements

  • H225Highly flammable liquid and vapour.
Precautionary statements (11)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Tea, ext. suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 13 suppliers
13 of 13 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

13 suppliers in 6 countries

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Tea, ext. price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name CAMELLIA SINENSIS CATECHINS(antioxidant, perfuming)

Functional uses

  • Antioxidant
  • Astringent
  • Biocide
  • Bleaching agent
  • Deodorizer
  • Flavouring and nutrient
  • Fragrance
  • Humectant
  • Pharmaceutical
  • Softener and conditioner
  • UV stabilizer

Cosmetic functions

  • Anti-sebum
  • Antimicrobial
  • Antioxidant
  • Astringent
  • Bleaching
  • Exfoliating
  • Fragrance
  • Humectant
  • Oral care
  • Perfuming
  • Skin conditioning
  • Skin conditioning - emollient

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Tea, ext. is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Tea, ext. is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Tea, ext., based on the data on this page

What is Tea, ext.?

5,7-Dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl 3,4,5-trihydroxybenzoate is a catechin.

What is the CAS number of Tea, ext.?

The CAS registry number of Tea, ext. is 84650-60-2. Other or deprecated CAS numbers: 107965-88-8.

What is the molecular formula and weight of Tea, ext.?

The molecular formula of Tea, ext. is C22H18O11 and its molar mass is 458.38 g/mol.

What is Tea, ext. used for?

Use classes: Cosmetics.

Is Tea, ext. hazardous?

Tea, ext. carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Tea, ext.?

Tea, ext. is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tea, ext.?

CompoundList lists 13 suppliers of Tea, ext. in China, Germany, United States, India and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Tea, ext. in India?

1 supplier in India list Tea, ext. on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Tea, ext.?

Suppliers quote Tea, ext. on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Tea, ext.

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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