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Cosmetic colorants and hair dyes

Carmine

Also known as B Rose liquid, 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid, Carmine (Coccus cacti L.)

CAS 1390-65-4Formula C22H20O13Molar mass 492.39 g/molEC 215-724-4
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Carmine chemical structure, C22H20O13, CAS 1390-65-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1390-65-4
Formula
C22H20O13
Molar mass
492.39 g/mol
EC number
215-724-4
HS code
293299
Category
Cosmetic colorants and hair dyes

What is Carmine?

Plain description, key identifiers and synonyms

Carmine is a chemical substance with the molecular formula C22H20O13 and a molar mass of 492.39 g/mol. Its CAS registry number is 1390-65-4. The IUPAC name is 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid
CAS number
1390-65-4 CAS number cross-checkedOther or deprecated CAS: 1260-17-9
EC number
215-724-4
Molecular formula
C22H20O13
INCI name
CI 75470
InChIKey
DGQLVPJVXFOQEV-NGOCYOHBSA-N
InChI
InChI=1S/C22H20O13/c1-4-8-5(2-6(24)9(4)22(33)34)13(25)10-11(15(8)27)16(28)12(18(30)17(10)29)21-20(32)19(31)14(26)7(3-23)35-21/h2,7,14,19-21,23-24,26,28-32H,3H2,1H3,(H,33,34)/t7-,14-,19+,20-,21-/m1/s1
Canonical SMILES
Cc1c(C(=O)O)c(O)cc2c1C(=O)c1c(O)c(C3OC(CO)C(O)C(O)C3O)c(O)c(O)c1C2=O
Isomeric SMILES
CC1=C2C(=CC(=C1C(=O)O)O)C(=O)C3=C(C2=O)C(=C(C(=C3O)O)[C@@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O

Synonyms

  • B Rose liquid
  • 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid
  • Carmine (Coccus cacti L.)
  • Cochineal (Coccus cacti L.)
  • Cochineal Dye
  • Dye, Cochineal
  • 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-((2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl)anthracene-2-carboxylic acid
  • 7-glucopyranosyl-3,5,6,8-tetrahydroxyl-1-methyl-9,10-dioxoanthracene-2-carboxylic acid
  • Carmine Red
  • 7-[(5S,2R,3R,4R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)(2H-3,4,5,6-tetrahydropy ran-2-yl)]-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxoanthracene-2-carboxylic aci d
  • 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]anthracene-2-carboxylic acid
  • 2-Anthracenecarboxylic acid, 7-alpha-D-glucopyranosyl-9,10-dihydro-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-

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
492.39 g/molcalc.
Exact mass
492.0904 Dacalc.
LogP (octanol/water)
-1.19calc.
Topological polar surface area
242.5 Ųcalc.
Hydrogen bond donors
9calc.
Hydrogen bond acceptors
12calc.
Rotatable bonds
3calc.
Heavy atoms
35calc.
Rings
4calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.32calc.
Formal charge
0calc.
Stereocentres
5calc.
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=C1c2ccccc2C(=O)c2cc(C3CCCCO3)ccc21

O=C1c2ccccc2C(=O)c2cc(C3CCCCO3)ccc21

4 rings, 22 atoms.

16 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Carmine suppliers

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

All 22 suppliers
22 of 22 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

22 suppliers in 7 countries

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Carmine price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name CI 75470(colorant, fragrance)

Pharmacological actions

  • Coloring Agents
  • Food Coloring Agents

Functional uses

  • Deodorizer
  • Dye
  • Flavouring and nutrient

Cosmetic functions

  • Colorant
  • Fragrance

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 Carmine 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 Carmine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Carmine, based on the data on this page

What is Carmine?

Carmine is a chemical substance with the molecular formula C22H20O13 and a molar mass of 492.39 g/mol. Its CAS registry number is 1390-65-4. The IUPAC name is 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid.

What is the CAS number of Carmine?

The CAS registry number of Carmine is 1390-65-4. Other or deprecated CAS numbers: 1260-17-9.

What is the molecular formula and weight of Carmine?

The molecular formula of Carmine is C22H20O13 and its molar mass is 492.39 g/mol.

What is Carmine used for?

Use classes: Cosmetics.

Is Carmine hazardous?

No GHS hazard classification for Carmine is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Carmine?

Carmine 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 Carmine?

CompoundList lists 22 suppliers of Carmine in China, India, United States, Germany and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Carmine in India?

5 suppliers in India list Carmine on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Carmine?

Suppliers quote Carmine 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 Carmine

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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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