- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: ISOCHROMAN-4-ONE
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Zhejiang Hangyu API Co., Ltd
- China
- Product Name: ISOCHROMAN-4-ONE
- Price: ￥Inquiry/1kg
- Purity: 99.5%
- Stocking Period: Inquiry
- Contact: Vinnie
20924-56-5
20924-56-5 structure
- Name: Isochroman-4-one
- Chemical Name: 1H-isochromen-4-one
- CAS Number: 20924-56-5
- Molecular Formula: C9H8O2
- Molecular Weight: 148.159
- Create Date: 2018-09-09 10:56:59
- Modify Date: 2024-01-11 00:39:58
| Name | 1H-isochromen-4-one |
|---|---|
| Synonyms |
3,4-dihydro-1H-2-benzopyran-4-one
4-ISOCHROMANONE 1H-Isochromen-4(3H)-one Isochroman-4-one 1H-2-Benzopyran-4(3H)-one 1H-isochroman-4(3H)-one |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 279.5±19.0 °C at 760 mmHg |
| Molecular Formula | C9H8O2 |
| Molecular Weight | 148.159 |
| Flash Point | 134.7±15.1 °C |
| Exact Mass | 148.052429 |
| PSA | 26.30000 |
| LogP | 1.23 |
| Vapour Pressure | 0.0±0.6 mmHg at 25°C |
| Index of Refraction | 1.562 |
| HS Code | 2932999099 |
|---|
|
~%
20924-56-5 |
| Literature: Journal of Organic Chemistry, , vol. 50, # 12 p. 2128 - 2133 |
|
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20924-56-5 |
| Literature: WO2005/95326 A2, ; Page/Page column 156-157 ; WO 2005/095326 A2 |
|
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20924-56-5 |
| Literature: Miyamoto, Masanori; Minami, Yumiko; Ukaji, Yutaka; Kinoshita, Hideki; Inomata, Katsuhiko Chemistry Letters, 1994 , # 7 p. 1149 - 1152 |
|
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20924-56-5 |
| Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 18, # 16 p. 4495 - 4498 |
|
~%
20924-56-5 |
| Literature: Journal of Organic Chemistry, , vol. 50, # 12 p. 2128 - 2133 |
|
~%
20924-56-5 |
| Literature: Journal of the American Chemical Society, , vol. 123, # 47 p. 11562 - 11569 |
| Precursor 4 | |
|---|---|
| DownStream 1 | |
![3-[(dimethylamino)methyl]-1H-isochromen-4-one,hydrochloride structure](https://www.chemsrc.com/caspic/083/92614-25-0.png)
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |