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Basic Brown -16

Basic Brown -16

CAS Number: 74918-21-1

Molecular Formula: C19H21ClN4O

Purity: Basic Brown -16 95% purity

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About Basic Brown -16

Basic Brown 16 (CAS 26381-41-9) serves as a specialized cationic colorant in the high purity fine chemicals sector, where it is increasingly utilized by custom synthesis services for the formulation of advanced semi-permanent hair colorants and histological staining reagents. C.I. 12250 functions as a critical componen...

Basic Brown -16 Specifications

CAS Number
74918-21-1
Molecular Formula
C19H21ClN4O
Molecular Weight
356.8 g/mol
IUPAC Name
[8-[(4-aminophenyl)diazenyl]-7-hydroxynaphthalen-2-yl]-trimethylazanium chloride
Canonical SMILES
C[N+](C)(C)C1=CC2=C(C=C1)C=CC(=C2N=NC3=CC=C(C=C3)N)O.[Cl-]
InChI Key
UXEAWNJALIUYRH-UHFFFAOYSA-N
InChI
InChI=1S/C21H24N8.2ClH/c1-11-4-7-14(28-26-17-9-16(23)20(25)13(3)6-17)10-19(11)29-27-18-8-15(22)21(24)12(2)5-18;;/h4-10H,22-25H2,1-3H3;2*1H
EINECS Number
247-640-9
MDL Number
MFCD07776999
HSN No
32041392
Molecular Weight
356.8 g/mol
Purity
Basic Brown -16 95% purity
Melting Point
169-175 °C
Boiling Point
644.52 °C at 101,325 Pa (Predicted)
Flash Point
32.00 °F (0.00 °C) (est)
Density
1.2 g/cm3
Precise Quality
26381-41-9
PSA
67.5 Ų
logP
0.88
Average mass
356.85 g/mol
Monoisotopic mass
356.1403890 Da
Molar mass
356.85 g/mol
Precautionary Statement Codes
P261, P264+P265, P272, P280, P302+P352, P305+P351+P338, P321, P333+P317, P337+P317, P362+P364, and P501
Hazard Classes and Categories
Skin Sens. 1 (98.7%) Eye Irrit. 2 (49.3%)

Hair Dye

A direct, non-oxidative colorant primarily used in hair coloring products at concentrations up to 2.0% to provide semi-permanent pigmentation

Cosmetic Ingredient

A specialized chemical additive evaluated for safety in various cosmetic formulations, including shampoos and conditioners

Laboratory Reagent

A monoazo compound utilized in analytical research and the development of cosmetic safety profiles for hair dye ingredients.

Basic Brown -16 FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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