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55804-65-4

55804-65-4 structure
55804-65-4 structure
  • Name: Coumarin 343
  • Chemical Name: coumarin 343
  • CAS Number: 55804-65-4
  • Molecular Formula: C16H15NO4
  • Molecular Weight: 285.295
  • Catalog: Chemical reagent Organic reagent Aromatic acid
  • Create Date: 2018-07-12 16:02:51
  • Modify Date: 2024-01-02 19:00:03
  • Coumarin 343 (C343) is a hydrophilic fluorescent probe for the micro water pool. λem is approximately 425 nm andλem is approximately from 425 nm to 550 nm by RF-1500[1].

Name coumarin 343
Synonyms 1H,5H,11H-[1]Benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid, 2,3,6,7-tetrahydro-11-oxo-
Coumarin343
Coumarin 343
11-Oxo-2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylic acid
MFCD00051335
EINECS 259-824-6
Coumarin 519
Description Coumarin 343 (C343) is a hydrophilic fluorescent probe for the micro water pool. λem is approximately 425 nm andλem is approximately from 425 nm to 550 nm by RF-1500[1].
Related Catalog
References

[1]. Keiju Yamazaki, et al. Fluorometric analysis on physicochemical properties of phosphatidylcholine-based W/O microemulsion involved with enzymatic reactivity in phospholipid hydrolysis. Korean Journal of Chemical Engineering volume 25, pages 1439–1443 (2008).

Density 1.5±0.1 g/cm3
Boiling Point 574.8±50.0 °C at 760 mmHg
Melting Point 240ºC
Molecular Formula C16H15NO4
Molecular Weight 285.295
Flash Point 301.4±30.1 °C
Exact Mass 285.100098
PSA 70.75000
LogP 3.20
Vapour Pressure 0.0±1.7 mmHg at 25°C
Index of Refraction 1.691
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn: Harmful;
Risk Phrases R20/21/22;R36/37/38
Safety Phrases S26-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3