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418943

Sigma-Aldrich

2,2′-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol

98%

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About This Item

Linear Formula:
HOCH2CH2NHC6H3(NO2)N(CH2CH2OH)2
CAS Number:
33229-34-4
Molecular Weight:
285.30
EC Number:
251-410-3
MDL number:
MFCD00071762
UNSPSC Code:
12352100
PubChem Substance ID:
24866251
NACRES:
NA.22

Assay

98%

mp

108-111 °C (lit.)

solubility

water: soluble(lit.)

SMILES string

OCCNc1ccc(cc1[N+]([O-])=O)N(CCO)CCO

InChI

1S/C12H19N3O5/c16-6-3-13-11-2-1-10(9-12(11)15(19)20)14(4-7-17)5-8-18/h1-2,9,13,16-18H,3-8H2

InChI key

MIWUTEVJIISHCP-UHFFFAOYSA-N

General description

2,2′-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol (HC Blue No.2) is a water-soluble purple dye.

Application

2,2′-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol may be employed to improve the visibility of self-healing ureidopyrimidinone (UPy) hydrogel (poly(ethylene glycol) containing bifunctional UDP groups).

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

418943-VAR:
418943-10G:
418943-50G:
418943-BULK:

Certificates of Analysis (COA)

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F W Kari et al.
Cell biology and toxicology, 6(2), 139-155 (1990-04-01)
Previous studies indicated that HC Blue 1 induced heptocellular carcinomas in B6C3F1 mice whereas the structurally similar nitroaromatic amine HC Blue 2 did not. In an attempt to elucidate the biochemical mechanisms responsible for their different carcinogenic potencies, comparative metabolism
T J Oberly et al.
Mutation research, 241(2), 151-159 (1990-06-01)
The hair-dye ingredients, HC Blue No. 1 (HCB1) and HC Blue No. 2 (HCB2), were tested for the induction of bacterial mutation using Salmonella typhimurium strains TA1535, TA1537, TA98 and TA100; and Escherichia coli strains WP2uvrA-. In addition, both dyes
Self-Healing Supramolecular Polymers In Action.
van Gemert GML, et al.
Macromolecular Chemistry and Physics, 213(2), 234-242 (2012)
Species comparisons regarding comparative metabolism of two structurally similar phenylenediamines (HC Blue 1 and HC Blue 2).
F Kari et al.
Progress in clinical and biological research, 340D, 305-314 (1990-01-01)
HC Blue No. 2.
IARC monographs on the evaluation of carcinogenic risks to humans, 57, 143-151 (1993-01-01)
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