55804-67-6
55804-67-6 structure
- Name: Coumarin 334
- Chemical Name: Coumarin 334
- CAS Number: 55804-67-6
- Molecular Formula: C17H17NO3
- Molecular Weight: 283.32200
- Catalog: Biochemical Biochemical reagent Biological dye
- Create Date: 2018-08-12 09:18:30
- Modify Date: 2025-08-25 08:49:40
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Coumarin 334 (Coumarin 521) is a laser dye with rigid structure[1].
| Name | Coumarin 334 |
|---|---|
| Synonyms |
Coumarin 521
coumarin C334 10-Acetyl-2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11-one F0348-0071 EINECS 259-826-7 10-acetyl-2,3,6,7-tetrahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11(5H)-one 10-acetyl-2,3,6,7-tetrahydro-1H,5H,11H-{1}benzopyrano{6,7,8-ij}quinolizin-11-one 9-Acetyl-2,3,5,6-tetrahydro-1H,4H-11-oxa-3a-aza-benzo[de]anthracen-10-one MFCD00051336 |
| Description | Coumarin 334 (Coumarin 521) is a laser dye with rigid structure[1]. |
|---|---|
| Related Catalog | |
| References |
| Density | 1.33g/cm3 |
|---|---|
| Boiling Point | 559.8ºC at 760mmHg |
| Melting Point | 181-184 °C(lit.) |
| Molecular Formula | C17H17NO3 |
| Molecular Weight | 283.32200 |
| Flash Point | 292.4ºC |
| Exact Mass | 283.12100 |
| PSA | 50.52000 |
| LogP | 2.75940 |
| Index of Refraction | 1.647 |
| Hazard Codes | Xn: Harmful; |
|---|---|
| Risk Phrases | R20/21/22;R36/37/38 |
| Safety Phrases | 37/39-26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
|
~77%
55804-67-6 |
| Literature: Debnath, Tushar; Maity, Partha; Lobo, Hyacintha; Singh, Balvant; Shankarling, Ganapati S.; Ghosh, Hirendra N. Chemistry - A European Journal, 2014 , vol. 20, # 12 p. 3510 - 3519 |
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55804-67-6 |
| Literature: Chemistry - A European Journal, , vol. 20, # 12 p. 3510 - 3519 |
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55804-67-6 |
| Literature: Chemistry - A European Journal, , vol. 20, # 12 p. 3510 - 3519 |
|
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55804-67-6 |
| Literature: Chemistry - A European Journal, , vol. 20, # 12 p. 3510 - 3519 |
| Precursor 5 | |
|---|---|
| DownStream 0 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |