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3,4,7,8-Tetramethyl-1,10-phenanthroline

HCID 74265
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Basic information

CAS
1660-93-1
Standard SMILES
Cc1cnc2c(ccc3c(C)c(C)cnc32)c1C
InChIKey
NPAXPTHCUCUHPT-UHFFFAOYSA-N
Molecular formula
C16H16N2
Average molar mass
236.31 g/mol
Monoisotopic mass
236.13134852

Names & identifiers

Preferred name
3,4,7,8-Tetramethyl-1,10-phenanthroline
IUPAC
3,4,7,8-tetramethyl-1,10-phenanthroline
English name
3,4,7,8-Tetramethyl-1,10-phenanthroline
Molecular formula
C16H16N2
Molecular weight
236.31

Names & synonyms

3,4,7,8-Tetramethyl-1,10-phenanthroline1660-93-11,10-Phenanthroline, 3,4,7,8-tetramethyl-DTXSID2061856TM-1,10-PRefChem:90964DTXCID4035330216-762-43,4,7,8-TetramethylphenanthrolineMFCD000049743,4,7,8-Me4PhenanCHEMBL99384
Show more names
3,4,7,8-tmphenTIMTEC-BB SBB0089453,4,7,8-TetramethyL3,4,7,8-tetramethyl-1,10-filoline3,4,7,8-tetramethyl-10-phenanthroline3, 47.8-tetramethyl-1, 10-philoxoline3,4,7,8-Tetramethyl-1,1-phenanthroline3,4,7,8-TetraMethyl -1,10-phenathroline3,4,7,8-Tetramethyl-1,10-phenaanthroline
3,4,7,8-tetramethyl-1,10-phenanthrolin3,4,7,8-tetramethyl-1,10-phenantroline3,4,7,8-tetramethylphenantrolineAC17143,4,7,8-Tetramethyl-1,10-diazap3,4,7,8-Tetramethyl-o-phenanthrolinAS-15524SY004672

Database identifiers

CAS
1660-93-1
PubChem CID
74265
DTXSID
DTXSID2061856
ChEMBL
CHEMBL99384
EC Number
216-762-4
Nikkaji
J151.257I

Properties

Computed structural properties

XLogP
3.9
Topological polar surface area
25.8 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
2
Rotatable bonds
0
Heavy atoms
18
Formal charge
0
Complexity
273

Experimental & physicochemical properties

PolymersOther Classes -> Polycyclic Aromatic Hydrocarbons
Physical DescriptionWhite powder; [Sigma-Aldrich MSDS]

Physicochemical properties

Melting point
277 · 277-280 °C(lit.)
Boiling point
368.78 °C · 368.78°C (rough estimate)
Density
1.0937 · 1.0937 (rough estimate)
refractive index
1.5635 · 1.5635 (estimate)
storage temp.
Sealed in dry,Room Temperature
solubility
1 · Soluble in 1,4-dioxane, acetone, dichloromethane, N,N-dimethylformamide, N,N-dimethylacetamide, methanol and hot toluene.
pka
6.37 · 6.37±0.10(Predicted)
form
Fine Crystalline Powder
color
Light beige
Water Solubility
1.512 mg/L · 1.512mg/L(25.04 ºC)

Safety & regulation

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

GHS classification

GHS Classification · 4 items

Warning

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 3 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazards SummaryMay cause irritation; [Sigma-Aldrich MSDS] See POLYCYCLIC AROMATIC HYDROCARBONS.
Hazard Classes and CategoriesAcute Tox. 4 (100%)

Safety data

wgk
3
tsca
TSCA listed
hs_code
2933990099
risk_code
36/37/38-20/21/22-40
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xn
safety_code
36/37/39-26-36-22-24/25
Hazard statements
H302+H312+H332-H315-H319-H335
Precautionary statements
P261-P280-P305+P351+P338

Chemistry & industry

Uses & manufacturing

General Manufacturing Information1,10-Phenanthroline, 3,4,7,8-tetramethyl-: ACTIVE
Applications · 2 items

Description3,4,7,8-Tetramethyl-1,10-phenanthroline is used as a metal-chelating agent. For instance, it is used in the synthesis of heteroleptic cationic Ir(III) complex: 3,4,7,8-tetramethyl-1,10-phenanthroline-bis[2-(2’,4’-difluorophenyl)pyridine]iridium(III) hexafluorophosphate. It is used as a ligand to form dinuclear Cu(II) hypocrelin B complexes. It also forms tetraaqua(3,4,7,8-tetramethyl-1,10-phenanthroline-kappa2N,N′)zinc(II) thiosulfate complex with zinc.

Uses3,4,7,8-Tetramethyl-1,10-phenanthroline is a metal-chelating agent.

Related reactions

772 records
New reaction record
HRID 13123 reaction equation
HRID 13123As reactantuspto-grants-2010_06
HRID 422126 reaction equation
HRID 422126As reactantuspto-grants-2012_01
HRID 468796 reaction equation
HRID 468796As reactantuspto-grants-2014_01
HRID 469686 reaction equation
HRID 469686As reactantuspto-grants-2014_01
HRID 475141 reaction equation
HRID 475141As reactantuspto-grants-2014_01
HRID 510115 reaction equation
HRID 510115As reactantuspto-grants-2015_08
HRID 510117 reaction equation
HRID 510117As reactantuspto-grants-2015_08
HRID 517298 reaction equation
HRID 517298As reactantuspto-grants-2015_08
Page 1 of 97

Compound notes

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BRN
171279 · 171279
InChI
InChI=1S/C16H16N2/c1-9-7-17-15-13(11(9)3)5-6-14-12(4)10(2)8-18-16(14)15/h5-8H,1-4H3
InChIKey
NPAXPTHCUCUHPT-UHFFFAOYSA-N
SMILES
N1C2C(=CC=C3C=2N=CC(C)=C3C)C(C)=C(C)C=1
CAS DataBase Reference
1660 · 1660-93-1(CAS DataBase Reference)
EPA Substance Registry System
1 · 1,10-Phenanthroline, 3,4,7,8-tetramethyl- (1660-93-1)
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302+H312+H332-H315-H319-H335
Precautionary statements
261 · P261-P280-P305+P351+P338
Hazard Codes
Xn
Risk Statements
36 · 36/37/38-20/21/22-40
Safety Statements
36 · 36/37/39-26-36-22-24/25
WGK Germany
3 · 3
TSCA
TSCA listed
HS Code
2933990099 · 2933990099