- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: HOMOPHTHALIC ANHYDRIDE
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: HOMOPHTHALIC ANHYDRIDE
- Price: ￥328.0/5g
- Purity: 98.0%
- Stocking Period: 1 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Homophthalic anhydride
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
703-59-3
703-59-3 structure
- Name: HOMOPHTHALIC ANHYDRIDE
- Chemical Name: homophthalic anhydride
- CAS Number: 703-59-3
- Molecular Formula: C9H6O3
- Molecular Weight: 162.142
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-04-23 08:00:00
- Modify Date: 2025-08-26 17:19:03
| Name | homophthalic anhydride |
|---|---|
| Synonyms |
MFCD00006894
EINECS 211-873-4 Homophthalic acid anhydride 4H-isochromene-1,3-dione 1H-2-Benzopyran-1,3(4H)-dione (9CI) homophthalic anhydride 1H-2-Benzopyran-1,3(4H)-dione 1H-Isochromene-1,3(4H)-dione |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 324.5±35.0 °C at 760 mmHg |
| Melting Point | 140-142 °C(lit.) |
| Molecular Formula | C9H6O3 |
| Molecular Weight | 162.142 |
| Flash Point | 159.0±23.1 °C |
| Exact Mass | 162.031693 |
| PSA | 43.37000 |
| LogP | 0.41 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.585 |
| Storage condition | Refrigerator (+4°C) |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2932999099 |
| Precursor 9 | |
|---|---|
| DownStream 10 | |
![2-[2-(3-oxo-3-phenylpropanoyl)phenyl]acetic acid structure](https://image.chemsrc.com/caspic/070/104907-58-6.png)
![6,11-dihydroindeno[1,2-c]isoquinolin-5-one structure](https://image.chemsrc.com/caspic/321/109722-74-9.png)
![2-[(4-methoxyphenyl)methyl]-4H-isoquinoline-1,3-dione structure](https://image.chemsrc.com/caspic/113/217493-71-5.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% |