Basic information
- CAS
138710-32-4- Standard SMILES
O=[N+]([O-])c1ccc(N=Nc2ccc(O)c3ccccc23)cc1- InChIKey
MDLLSWJQIIAUQU-UHFFFAOYSA-N- Molecular formula
- C16H11N3O3
- Average molar mass
- 293.28 g/mol
- Monoisotopic mass
- 293.08004122
Names & identifiers
- Preferred name
- 1-Naphthalenol, 4-[2-(4-nitrophenyl)diazenyl]-
- IUPAC
- 4-[(4-nitrophenyl)diazenyl]naphthalen-1-ol
- English name
- 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
- Molecular formula
- C16H11N3O3
- Molecular weight
- 293.28
Names & synonyms
4-(4-Nitrophenylazo)-1-naphtholp-Nitrphenylazo-alpha-naphthol1-Naphthol, 4-((p-nitrophenyl)azo)-NSC 50484-((p-Nitrophenyl)azo)-1-naphthol4-((4-Nitrophenyl)azo)-1-naphthalenolEINECS 226-129-44-((4-Nitrophenyl)azo)-1-naphtholBRN 0961660AI3-029171-Naphthalenol, 4-(2-(4-nitrophenyl)diazenyl)-4-16-00-00224 (Beilstein Handbook Reference)
Show more names
MagnesonⅡMagnesonⅡMagneson 2Magnezon IIMAGNESON IIMagnesoneIIα-Naphthol magnesonMagnesiuM reagent ⅡMagnesium reagent IILABOTEST-BB LT00451868
DTXSID70637601Naphthalenol, 4((4nitrophenyl)azo)4-[(p-Nitrophenyl)azo]-1-naphthol4-[(4-Nitrophenyl)azo]-1-naphthol1-Naphthol, 4-[(p-nitrophenyl)azo]-1-Naphthalenol, 4-[2-(4-nitrophenyl)diazenyl]-RefChem:4350104((pNitrophenyl)azo)1naphthol
Database identifiers
Properties
Computed structural properties
- XLogP
- 4.4
- Topological polar surface area
- 90.8 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 5
- Rotatable bonds
- 2
- Heavy atoms
- 22
- Formal charge
- 0
- Complexity
- 415
Experimental & physicochemical properties
Chemical ClassesDyes -> Azo Dyes
Physical DescriptionRed or brown powder; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 270 °C · 270 °C (dec.)(lit.)
- Boiling point
- 435.13 °C · 435.13°C (rough estimate)
- Density
- 1.2211 · 1.2211 (rough estimate)
- refractive index
- 1.65 · 1.6500 (estimate)
- storage temp.
- 30 °C · Store below +30°C.
- pka
- 8.19 · 8.19±0.40(Predicted)
- form
- Powder
- color
- Red-brown
- BRN
- 961660 · 961660
- Stability
- Stable. Incompatible with strong oxidizing agents, strong bases.
- InChI
- 1S/C16H11N3O3/c20-16-10-9-15(13-3-1-2-4-14(13)16)18-17-11-5-7-12(8-6-11)19(21)22/h1-10,17H/b18-15+
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
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 44 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory Information4-(4-Nitrophenylazo)-1-Naphthol: Does not have an individual approval but may be used under an appropriate group standard
Hazards SummaryA skin and strong eye irritant; [Alfa Aesar MSDS]
Hazard Classes and CategoriesSkin Irrit. 2 (100%)
Safety data
- wgk
- 3
- tsca
- TSCA listed
- rtecs
- QL4510100
- ridadr
- 3236
- hs_code
- 29270000
- risk_code
- 36/37/38-34-11
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi,C,F
- safety_code
- 22-24/25-26-36-45-36/37/39-16
- Storage Class
- 11 - Combustible Solids
Chemistry & industry
Uses & manufacturing
General Manufacturing Information1-Naphthalenol, 4-[2-(4-nitrophenyl)diazenyl]-: ACTIVE
Applications
Uses4-(4-Nitrophenylazo)-1-naphthol is a reagent used for the determination of Mg.
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]
阿诺西（上海）生物技术有限公司400-1107768 15058188853 · [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0731-88532326 13319508186 · [email protected]
上海康朗生物科技有限公司021-61998208 18217752821 · [email protected]
天津市光复科技发展有限公司022-85689490 13132141716 · [email protected]
广州纳珑化工有限公司13192879270; 13192879270 · [email protected]
毕佳索（上海毕得医药科技股份有限公司）400-6005915 · [email protected]
上海麦克林生化科技股份有限公司021-50706066 15221275939 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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