- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 7-Amino-3-chloro cephalosporanic acid
- Price:
- Purity: 96.0%
- Stocking Period: 10 Day
- Contact: Yang
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 7-Amino-3-chloro cephalosporanic acid
- Price: ￥3306.0/25g ￥1816.0/10g ￥196.0/250mg ￥1156.0/5g
- Purity: 97.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- DC Chemicals Limited
- China
- Product Name: 7-Amino-3-chloro cephalosporanic acid
- Price: $Inquiry/250mg $Inquiry/100mg $Inquiry/1g
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Tony Cao
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 7-Amino-3-Chloro-3-Cephem-4-Carboxylic Acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: 7-Amino-3-chloro-3-cephem-4-carboxylic acid
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
53994-69-7
53994-69-7 structure
- Name: 7-Amino-3-chloro cephalosporanic acid
- Chemical Name: 7-Amino-3-chloro-3-cephem-4-carboxylic acid
- CAS Number: 53994-69-7
- Molecular Formula: C7H7ClN2O3S
- Molecular Weight: 234.660
- Catalog: API Antibiotics Cephalosporin
- Create Date: 2019-01-01 13:38:29
- Modify Date: 2024-01-02 12:59:29
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7-Amino-3-chloro cephalosporanic acid (7-ACCA) is an important intermediate for the synthesis of the second generation cephalosporins Cefaclor (HY-B0198)[1].
| Name | 7-Amino-3-chloro-3-cephem-4-carboxylic acid |
|---|---|
| Synonyms |
7-Amino-3-chlorocephalosporanic Acid
5-Thia-1-azabicyclo[4.2.0]oct-2-en-7-aminium, 2-carboxy-3-chloro-8-oxo-, inner salt, (6R,7R)- 3-Chloro-7-amino-3-cephem-4-carboxylic Acid (6R-trans)-7-amino-3-chloro-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid MFCD03650764 (6R,7R)-7-Ammonio-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate (6R,7R)-7-Amino-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid EINECS 258-907-4 7-ACCA |
| Description | 7-Amino-3-chloro cephalosporanic acid (7-ACCA) is an important intermediate for the synthesis of the second generation cephalosporins Cefaclor (HY-B0198)[1]. |
|---|---|
| Related Catalog | |
| References |
| Density | 1.81g/cm3 |
|---|---|
| Boiling Point | 498.9±45.0 °C at 760 mmHg |
| Melting Point | >180°C (分解) |
| Molecular Formula | C7H7ClN2O3S |
| Molecular Weight | 234.660 |
| Flash Point | 255.5±28.7 °C |
| Exact Mass | 233.986588 |
| PSA | 108.93000 |
| LogP | -0.80 |
| Vapour Pressure | 0.0±2.7 mmHg at 25°C |
| Index of Refraction | 1.735 |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2934996000 |
| Precursor 0 | |
|---|---|
| DownStream 1 | |
| HS Code | 2934996000 |
|---|---|
| Summary | 2934996000. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:6.0%. General tariff:20.0% |