- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2-(1-naphthyl)-5-phenyloxazole
- Price: Check
- Purity: 99.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2-(1-naphthyl)-5-phenyloxazole
- Price: ￥1618.0/5g ￥418.0/1g
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Oxazole,2-(1-naphthalenyl)-5-phenyl-
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
846-63-9
846-63-9 structure
- Name: 2-(1-naphthyl)-5-phenyloxazole
- Chemical Name: 2-naphthalen-1-yl-5-phenyl-1,3-oxazole
- CAS Number: 846-63-9
- Molecular Formula: C19H13NO
- Molecular Weight: 271.31300
- Catalog: analytical chemistry Standard Spectrometric standard
- Create Date: 2018-07-19 16:13:46
- Modify Date: 2025-08-25 11:20:39
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2-(Naphthalen-1-yl)-5-phenyloxazole (α-NPO) is an organic fluorescent dye. 2-(Naphthalen-1-yl)-5-phenyloxazole has a nitrogen atom in its structure that can interfere with the nitrogen content from the amination step[1].
| Name | 2-naphthalen-1-yl-5-phenyl-1,3-oxazole |
|---|---|
| Synonyms |
EINECS 212-689-7
2-naphthyl-5-phenyl-1,3-oxazole 2-|A-naphthyl-5-phenyloxazole 2-naphthalen-1-yl-5-phenyl-oxazole 2,6-DICHLORO-4-HYDROXY-3-NITROPYRIDINE MFCD00019714 |
| Description | 2-(Naphthalen-1-yl)-5-phenyloxazole (α-NPO) is an organic fluorescent dye. 2-(Naphthalen-1-yl)-5-phenyloxazole has a nitrogen atom in its structure that can interfere with the nitrogen content from the amination step[1]. |
|---|---|
| Related Catalog | |
| References |
| Density | 1.178g/cm3 |
|---|---|
| Boiling Point | 451ºC at 760 mmHg |
| Melting Point | 104-106 °C |
| Molecular Formula | C19H13NO |
| Molecular Weight | 271.31300 |
| Flash Point | 192.6ºC |
| Exact Mass | 271.10000 |
| PSA | 26.03000 |
| LogP | 5.16180 |
| Appearance | crystalline | light green |
| Index of Refraction | 1.647 |
| Storage condition | −20°C |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | F,C |
| Risk Phrases | 20/21/22 |
| Safety Phrases | S22-S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
|
~87%
846-63-9 |
| Literature: Xu, Zejun; Zhang, Chun; Jiao, Ning Angewandte Chemie - International Edition, 2012 , vol. 51, # 45 p. 11367 - 11370 Angew. Chem. |
|
~88%
846-63-9 |
| Literature: Yuan, Shizhen; Li, Zhen; Xu, Ling Journal of Heterocyclic Chemistry, 2013 , vol. 50, # 6 p. 1405 - 1409 |
|
~%
846-63-9 |
| Literature: Journal of the Chemical Society, , vol. 101, p. 1313 |
|
~%
846-63-9 |
| Literature: Journal of the Chemical Society, , vol. 101, p. 1313 |
| 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% |