1(4H)-Naphthalenone, 4-[[4-(dimethylamino)phenyl]imino]-

HCID 67235CAS 132-31-0

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Basic information

Standard SMILES: CN(C)c1ccc(N=C2C=CC(=O)c3ccccc32)cc1
InChIKey: VRZJGENLTNRAIG-UHFFFAOYSA-N
Molecular formula: C18H16N2O
Average molar mass: 276.339 g/mol
Monoisotopic mass: 276.12626313

Names & identifiers

Preferred name: 1(4H)-Naphthalenone, 4-[[4-(dimethylamino)phenyl]imino]-
IUPAC: 4-{[4-(Dimethylamino)phenyl]imino}naphthalen-1(4H)-one
English name: INDOPHENOL BLUE
Molecular formula: C18H16N2O
Molecular weight: 276.33

Names & synonyms

CI 49700INDOPHENOLNaphthol blueINDOPHENOL BLUEALPHA-NAPHTHOL BLUEIndophenol Blue,99%Indophenol blue, 99% (uv-vis)INDOPHENOL BLUE PRACTICAL GRADE4-[4-(dimethylamino)phenyl]iminonaphthalen-1-oneN-(4-Dimethylaminophenyl)-1,4-naphthoquinomeimine

Database identifiers

CAS: 132-31-0、136023-77-3
PubChem CID: 67235
DTXSID: DTXSID4059623
UNII: IFU74WR4XQ
EC Number: 205-056-1
Nikkaji: J84.894H

Properties

Physicochemical properties

Melting point: 168 · 168-170 °C(lit.)
Boiling point: 427.7 · 427.7±45.0 °C(Predicted)
Density: 1.11 · 1.11±0.1 g/cm3(Predicted)
storage temp.: room temp
Colour Index: 49700 · 49700
pka: 3.18 · 3.18±0.12(Predicted)
form: powder to crystal
color: Gray to Dark purple to Black
λmax: 606 nm · 606 nm
BRN: 2379761 · 2379761
Stability: Stable. Incompatible with strong oxidizing agents.
Major Application: diagnostic assay manufacturinghematologyhistology
InChI: 1S/C18H16N2O/c1-20(2)14-9-7-13(8-10-14)19-17-11-12-18(21)16-6-4-3-5-15(16)17/h3-12H,1-2H3/b19-17+
InChIKey: VRZJGENLTNRAIG-HTXNQAPBSA-N
SMILES: CN(C)c1ccc(cc1)\N=C2/C=CC(=O)c3ccccc23
CAS DataBase Reference: 132 · 132-31-0
FDA UNII: 74 WR4XQ · IFU74WR4XQ
EPA Substance Registry System: 1 · 1(4H)-Naphthalenone, 4-[[4-(dimethylamino)phenyl]imino]- (132-31-0)
UNSPSC Code: 12171500 · 12171500
NACRES: 47 · NA.47
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 315 · H315-H319
Precautionary statements: 264 · P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
PPE: 95 · dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes: Xi
Risk Statements: 36 · 36/37/38
Safety Statements: 26 · 26-36
WGK Germany: 3 · 3
TSCA: TSCA listed
HS Code: 3204.15 · 3204.15.8000
Storage Class: 11 · 11 - Combustible Solids

Safety & regulation

Safety data

PPE: dust mask type N95 (US), Eyeshields, Gloves
wgk: 3
tsca: TSCA listed
hs_code: 3204.15.8000
risk_code: 36/37/38
Signal word: Warning
Symbol(GHS): GHS07
hazard_code: Xi
safety_code: 26-36
Storage Class: 11 - Combustible Solids
Hazard statements: H315-H319
Precautionary statements: P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313

Chemistry & industry

Applications

UsesIndophenol is an artificial blue metachromatic dye. The formation of Indophenol can be used to determine ammonia and paracetamol by spectrophotometry. Dyes and metabolites.

Suppliers39 total

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

上海麦克林生化科技股份有限公司021-50706066 15221275939 · [email protected]

Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]

武汉易泰科技有限公司上海分公司18930552037 · [email protected]

安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]

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