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Basic and cationic dyes

Basic Blue 16

Also known as Indoine Blue, Janus blue, Indoineblue

CAS 4569-88-4Formula C30H24ClN5OMolar mass 506.01 g/molEC 224-951-8
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Basic Blue 16 chemical structure, C30H24ClN5O, CAS 4569-88-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4569-88-4
Formula
C30H24ClN5O
Molar mass
506.01 g/mol
EC number
224-951-8
HS code
320413
Category
Basic and cationic dyes

What is Basic Blue 16?

Plain description, key identifiers and synonyms

Basic Blue 16 is a chemical substance with the molecular formula C30H24ClN5O and a molar mass of 506.01 g/mol. Its CAS registry number is 4569-88-4. The IUPAC name is 1-[(8-amino-3,7-dimethyl-10-phenylphenazin-10-ium-2-yl)diazenyl]naphthalen-2-ol chloride.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-[(8-amino-3,7-dimethyl-10-phenylphenazin-10-ium-2-yl)diazenyl]naphthalen-2-ol chloride
CAS number
4569-88-4 CAS number cross-checked
EC number
224-951-8
Molecular formula
C30H24ClN5O
InChIKey
SCMDRBZEIUMBBQ-UHFFFAOYSA-N
InChI
InChI=1S/C30H23N5O.ClH/c1-18-14-25-27(16-23(18)31)35(21-9-4-3-5-10-21)28-17-24(19(2)15-26(28)32-25)33-34-30-22-11-7-6-8-20(22)12-13-29(30)36;/h3-17H,1-2H3,(H2,31,33,36);1H
SMILES (canonical and isomeric)
CC1=CC2=C(C=C1N)[N+](=C3C=C(C(=CC3=N2)C)N=NC4=C(C=CC5=CC=CC=C54)O)C6=CC=CC=C6.[Cl-]

Synonyms

  • Indoine Blue
  • Janus blue
  • Indoineblue
  • Indoine Blue R
  • 3-Amino-2,8-dimethyl-7-(2-hydroxy-1-naphthylazo)-5-phenylphenazinium chloride
  • Indione Blue
  • Indazol Blue R
  • Indoine Blue 3B
  • C.I. Basic Blue 16
  • C.I. 12210
  • 1-[(8-amino-3,7-dimethyl-10-phenylphenazin-2-yl)diazenyl]naphthalen-2-ol, chlo ride
  • 1-[(8-amino-3,7-dimethyl-10-phenylphenazin-10-ium-2-yl)diazenyl]naphthalen-2-ol, chloride
  • 3-Amino-7-((2-hydroxy-1-naphthyl)azo)-2,8-dimethyl-5-phenylphenazinium chloride
  • CI 1221
  • Phenazinium, 3-amino-2,8-dimethyl-7-(2-hydroxy-1-naphthylazo)-5-phenyl-, chloride
  • (E)-3-amino-7-((2-hydroxynaphthalen-1-yl)diazenyl)-2,8-dimethyl-5-phenylphenazin-5-ium chloride
  • 3-amino-7-[(E)-(2-hydroxy-1-naphthyl)diazenyl]-2,8-dimethyl-5-phenylphenazin-5-ium chloride

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
506.01 g/molcalc.
Exact mass
505.1669 Dacalc.
LogP (octanol/water)
4.14calc.
Topological polar surface area
87.74 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
3calc.
Heavy atoms
37calc.
Rings
6calc.
Aromatic rings
6calc.
Fraction sp3 carbons
0.07calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
Lipinski rule of five
Passes (1 violation)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, c1ccc(-[n+]2c3ccccc3nc3ccc(N=Nc4cccc5ccccc45)cc32)cc1

c1ccc(-[n+]2c3ccccc3nc3ccc(N=Nc4cccc5ccccc45)cc32)cc1

6 rings, 32 atoms.

2 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.

Basic Blue 16 suppliers

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

All 2 suppliers

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

2 suppliers in 1 country

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Basic Blue 16 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

Industries and functions

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Basic Blue 16 is traded under.

HS 3204.13Indicative HS code

Basic dyes and preparations based thereon

World exports in 2024
$209M
−2.6% vs 2023, imports $224M
2019 to 2024
Top exporters
  1. India * partner reported27.9%
  2. China21.8%
  3. Spain6.6%
Top importers
  1. United States11.2%
  2. China7.9%
  3. Germany7.4%

* Partner reported figures, a lower bound.

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

The HS code shown for Basic Blue 16 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Basic Blue 16, based on the data on this page

What is Basic Blue 16?

Basic Blue 16 is a chemical substance with the molecular formula C30H24ClN5O and a molar mass of 506.01 g/mol. Its CAS registry number is 4569-88-4. The IUPAC name is 1-[(8-amino-3,7-dimethyl-10-phenylphenazin-10-ium-2-yl)diazenyl]naphthalen-2-ol chloride.

What is the CAS number of Basic Blue 16?

The CAS registry number of Basic Blue 16 is 4569-88-4.

What is the molecular formula and weight of Basic Blue 16?

The molecular formula of Basic Blue 16 is C30H24ClN5O and its molar mass is 506.01 g/mol.

What is Basic Blue 16 used for?

Known uses and roles of Basic Blue 16 include textile dyes in textiles and leather.

Is Basic Blue 16 hazardous?

No GHS hazard classification for Basic Blue 16 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 Basic Blue 16?

Basic Blue 16 is usually classified under HS code 320413 (Basic dyes and preparations based thereon). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Basic Blue 16?

CompoundList lists 2 suppliers of Basic Blue 16 in India. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Basic Blue 16 in India?

2 suppliers in India list Basic Blue 16 on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Basic Blue 16?

Suppliers quote Basic Blue 16 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 Basic Blue 16

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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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