Basic information
- CAS
2641-01-2- Standard SMILES
CCCN(CCC)c1ccc(N=Nc2ccccc2C(=O)O)cc1- InChIKey
LIIDWKDFORMMDQ-UHFFFAOYSA-N- Molecular formula
- C19H23N3O2
- Average molar mass
- 325.4 g/mol
- Monoisotopic mass
- 325.17902698
Names & identifiers
- Preferred name
- Propyl red
- IUPAC
- 2-[[4-(dipropylamino)phenyl]diazenyl]benzoic acid
- English name
- Propyl Red
- Molecular formula
- C19H23N3O2
- Molecular weight
- 325.4
Names & synonyms
Propyl red2641-01-22-(4-Dipropylaminophenylazo)benzoic acidNSC 7803EK-944792YD7R7PNBenzoic acid, 2-[[4-(dipropylamino)phenyl]azo]-2-[[4-(dipropylamino)phenyl]diazenyl]benzoic acidNSC-78032-{[4-(dipropylamino)phenyl]diazenyl}benzoic acidBenzoic acid, o-((p-(dipropylamino)phenyl)azo)-Benzoic acid, 2-((4-(dipropylamino)phenyl)azo)-
Show more names
Propyl Red,98%Propyl red, pureTIMTEC-BB SBB008636PROPYL RED, 80%, PURE4-(2-CARBOXYPHENYLAZO)-N,N-DIPROPYLANILINEp-Dipropylaminoazobenzene-O-carboxylicacid2-[[4-(dipropylamino)phenyl]azo]-benzoicaci
EINECS 220-140-8Benzoic acid, 2-(2-(4-(dipropylamino)phenyl)diazenyl)-2-(4-(DIPROPYLAMINO)PHENYLAZO)BENZOIC ACID2-((4-(DIPROPYLAMINO)PHENYL)DIAZENYL)BENZOIC ACID2-(2-(4-(DIPROPYLAMINO)PHENYL)DIAZENYL)BENZOIC ACIDBenzoic acid, o-[[p-(dipropylamino)phenyl]azo]-2-[2-[4-(Dipropylamino)phenyl]diazenyl]benzoic acidBenzoic acid, 2-[2-[4-(dipropylamino)phenyl]diazenyl]-
Database identifiers
- CAS
2641-01-2- PubChem CID
- 75839
- DTXSID
DTXSID3062570- UNII
- 792YD7R7PN
- EC Number
- 220-140-8
- Nikkaji
- J192.164I
Properties
Computed structural properties
- XLogP
- 5.1
- Topological polar surface area
- 65.3 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 5
- Rotatable bonds
- 8
- Heavy atoms
- 24
- Formal charge
- 0
- Complexity
- 399
Physicochemical properties
- Melting point
- 173 · 173-175 °C
- Boiling point
- 463.59 °C · 463.59°C (rough estimate)
- Density
- 1.1611 · 1.1611 (rough estimate)
- refractive index
- 1.59 · 1.5900 (estimate)
- solubility
- Solubility Insoluble in water; soluble in ethanol, methanol
- form
- Solid
- pka
- 5.48 · 5.48(at 25℃)
- color
- Yellow-orange
- PH Range
- Red (4.6) to yellow (6.6)
- Major Application
- Electrphoresis display device, image contrast-enhancing layer, photography, Photoelectrographic imaging, inks, paints, toys
- InChI
- InChI=1S/C19H23N3O2/c1-3-13-22(14-4-2)16-11-9-15(10-12-16)20-21-18-8-6-5-7-17(18)19(23)24/h5-12H,3-4,13-14H2,1-2H3,(H,23,24)
- InChIKey
- LIIDWKDFORMMDQ-UHFFFAOYSA-N
- SMILES
- C(O)(=O)C1=CC=CC=C1N=NC1=CC=C(N(CCC)CCC)C=C1
- CAS DataBase Reference
- 2641 · 2641-01-2(CAS DataBase Reference)
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
H413 (100%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
P273, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 1 notifications to the ECHA C&L Inventory.
Hazard information
Hazard Classes and CategoriesAquatic Chronic 4 (100%)
Safety data
- tsca
- TSCA listed
- hs_code
- 29270000
- risk_code
- 44-40-20/21/22
- hazard_code
- Xn
- safety_code
- 36/37-22
- Hazard statements
- H413
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationBenzoic acid, 2-[2-[4-(dipropylamino)phenyl]diazenyl]-: INACTIVE
Applications
UsesPropyl red is a multifunctional dye. Dyes are important tools in biological experiments. They can help researchers observe and analyze cell structures, track biomolecules, evaluate cell functions, distinguish cell types, detect biomolecules, study tissue pathology and monitor microorganisms. Their applications range from basic scientific research to clinical A wide range of diagnostics. Dyes are also widely used in traditional fields such as textile dyeing, as well as in emerging fields such as functional textile processing, food pigments and dye-sensitized solar cells.
Suppliers40 total
国药集团化学试剂有限公司86-21-63210123 · [email protected]
南京世洲生物科技有限公司025-85560043 15850508050 · [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]
Hebei Chuanghai Biotechnology Co., Ltd+86-17732866630 · [email protected]
Career Henan Chemica Co+86-0371-86658258 +86-13203830695 · [email protected]
河南赢创生物科技有限公司16650615803 · [email protected]
Related reactions
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Compound notes
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