4-(2-Pyridylazo)resorcinol

HCID 65069

Notes Reactions

Substructure search Find similar structures

Basic information

CAS: 1141-59-9
Standard SMILES: Oc1ccc(N=Nc2ccccn2)c(O)c1
InChIKey: RJNYNDHYSJRRDW-UHFFFAOYSA-N
Molecular formula: C11H9N3O2
Average molar mass: 215.21 g/mol
Monoisotopic mass: 215.06947654

Overview

See also: 4-(2-Pyridylazo)resorcinol (annotation moved to).

Names & identifiers

Preferred name: 4-(2-Pyridylazo)resorcinol
IUPAC: 4-(pyridin-2-yldiazenyl)benzene-1,3-diol
English name: 4-(2'-Pyridylazo)-resorcinol free acid
Molecular formula: C11H9N3O2
Molecular weight: 215.21

Names & synonyms

4-(2-Pyridylazo)resorcinol1141-59-94-(Pyridin-2-yldiazenyl)benzene-1,3-diol4-(2-Pyridlyazo)resorcinol4-(2-Pyridylazo)-2-resorcinolResorcinol, 4-(2-pyridylazo)-1,3-Benzenediol, 4-(2-pyridinylazo)-1-(2-Pyridylazo)resorcinol1,3-Benzenediol, 4-[2-(2-pyridinyl)diazenyl]-4-(2-pyridinylazo)-1,3-benzendiol113964-55-9NSC 148355

Show more names

PAR NSC 148355PAR, ReagentParIndicatorGrPAR,REAGENT,ACSTIMTEC-BB SBB0089384-(2-Pyridylazo)resoP.A.R. Free Acid ACS4-(Pyridin-2-yldiazenyl)

(e)-4-(pyridin-2-yldiazenyl)benzene-1,3-diolN68T40H95TMFCD00006256NSC-1483554-[(1E)-2-(pyridin-2-yl)diazen-1-yl]benzene-1,3-diol1,3-Benzenediol, 4-(2-(2-pyridinyl)diazenyl)-4-(2-pyridyldiazenyl)benzene-1,3-diolUNII-N68T40H95T

Database identifiers

CAS: 1141-59-9

Properties

Computed structural properties

XLogP: 2.3
Topological polar surface area: 78.1 Å²
Hydrogen bond donors: 2
Hydrogen bond acceptors: 5
Rotatable bonds: 2
Heavy atoms: 16
Formal charge: 0
Complexity: 247

Physicochemical properties

Melting point: 192 · 192-202 °C(lit.)
Boiling point: 355.48 °C · 355.48°C (rough estimate)
Density: 1.2579 · 1.2579 (rough estimate)
refractive index: 1.493 · 1.4930 (estimate)
storage temp.: room temp
solubility: DMSO (Slightly), Methanol (Slightly)
pka: 8.18 · 8.18±0.35(Predicted)
form: Powder
color: Orange
Water Solubility: Soluble in water (partly), and ethanol (slightly). Insoluble in ether, and low-polarity solvents.
BRN: 184665 · 184665
Major Application: diagnostic assay manufacturinghematologyhistology
InChI: 1S/C11H9N3O2/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11/h1-7,15-16H/b14-13+
InChIKey: RJNYNDHYSJRRDW-BUHFOSPRSA-N
SMILES: Oc1ccc(\N=N\c2ccccn2)c(O)c1

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

PPE: dust mask type N95 (US), Eyeshields, Gloves
wgk: 3
tsca: TSCA listed
ridadr: 2811
hs_code: 29333990
risk_code: 36/37/38
Signal word: Danger
Symbol(GHS): GHS06,GHS07
hazard_code: Xi
safety_code: 26-36
hazard_class: 6.1
Storage Class: 11 - Combustible Solids
packing_group: III
Hazard statements: H301+H311+H331-H315-H319-H335
Precautionary statements: P280a-P304+P340-P305+P351+P338-P501a-P261-P264-P270-P271-P280-P301+P310+P330-P302+P352+P312+P361+P364-P304+P340+P311-P305+P351+P338+P337+P313-P403+P233-P405-P501

Chemistry & industry

Applications · 2 items

Uses4-(2-Pyridylazo)resorcinol is used in studies of zinc release from Escherichia coli aspartate transcarbamoylase. It is used in cloud point extraction of copper, zinc, cadmium, and nickel in water samples. It is used in the chelate titration of aluminum, mercury, lead and nickel. It is employed as reagent in the colorimetric analysis of gold, cobalt, chromium, iron.

General Descriptionfor synthesis

Suppliers100 total

国药集团化学试剂有限公司86-21-63210123 · [email protected]

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]

上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]

湖南韵邦生物科技股份有限公司85561037 15386497078 · [email protected]

Career Henan Chemica Co+86-0371-86658258 +86-13203830695 · [email protected]

Related reactions

0 records

New reaction record

No reaction records under the current filter.

Compound notes

Loading…