51-66-1
4'-Methoxyacetanilide
CAS: 51-66-1
Molecular Formula: C9H11NO2
51-66-1 - Names and Identifiers
| Name | 4'-Methoxyacetanilide |
| Synonyms | Methacetin p-Acetanisidine p-Acetanisidide 4-Methoxyacetanilide 4'-Methoxyacetanilide N-(4-Methoxyphenyl)acetamide p-Acetanasidine-N-(Methoxyphenyl)acetamide |
| CAS | 51-66-1 |
| EINECS | 200-114-2 |
| InChI | InChI=1/C9H11NO2/c1-7(11)10-8-3-5-9(12-2)6-4-8/h3-6H,1-2H3,(H,10,11) |
51-66-1 - Physico-chemical Properties
| Molecular Formula | C9H11NO2 |
| Molar Mass | 165.19 |
| Density | 1.127g/cm3 |
| Melting Point | 129-132℃ |
| Boling Point | 345.5°C at 760 mmHg |
| Flash Point | 162.8°C |
| Water Solubility | 0.42 g/100 mL (20℃) |
| Vapor Presure | 6.13E-05mmHg at 25°C |
| Storage Condition | Room Temprature |
| Refractive Index | 1.557 |
| MDL | MFCD00014963 |
| Physical and Chemical Properties | Character: gray-white crystals. Melting Point: 130-132 ℃ solubility: soluble in hot water, benzene, ethanol and chloroform |
| Use | For the manufacture of disperse dyes |
51-66-1 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/38 - Irritating to eyes and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
51-66-1 - Upstream Downstream Industry
| Raw Materials | Acetic acid p-Anisidine |
51-66-1 - Nature
Open Data Verified Data
gray-white crystals. The melting point was 130-132 °c. Soluble in hot water, benzene, ethanol and chloroform. Flammable, low toxicity.
Last Update：2024-01-02 23:10:35
51-66-1 - Preparation Method
Open Data Verified Data
p-aminoanisole was mixed with acetic anhydride at 50 ° C., heated to 70 ° C. For reaction, then cooled, filtered, washed with water, and dried.
Last Update：2022-01-01 10:52:00
51-66-1 - Application
Open Data Verified Data
dye dispersion of deep blue HGL and pharmaceutical intermediates.
Last Update：2025-08-19 16:24:40
51-66-1 - Safety
Open Data Verified Data
- toxic. Can stimulate the skin and mucous membranes. Production equipment should be closed, the workshop should have good ventilation. The operator should wear protective gear. Skin, eyes, immediately rinse with water.
- lined with plastic bags, coated with iron or barrel packaging. Store in a cool, dry and ventilated place. Sunscreen, moisture, away from fire, heat source. According to the provisions of the storage and transportation of toxic chemicals.
Last Update：2025-06-10 22:55:16
Supplier List
Featured ProductsSpot supply
Product Name: p-Acetanisidide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: +86-18821248368
Email: Int06@meryer.com
Mobile: +86-18821248368
QQ: 495145328
WhatsApp: +86-18821248368
Spot supply
Product Name: N-(4-Methoxyphenyl)acetamide Request for quotationCAS: 51-66-1
Tel: 400-968-2212
Email: 3623107365@qq.com
Mobile: 18916960931
QQ: 3623107365
Wechat: 18916960931
Spot supply
Product Name: N-(4-Methoxyphenyl)acetamide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: +86-400-900-4166
Email: product@acmec-e.com
Mobile: +86-18621343501
QQ: 2881950922
Wechat: 18621343501
WhatsApp: +86-18621343501
Spot supply
Product Name: 4'-Methoxyacetanilide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
Multiple SpecificationsSpot supply
Product Name: 4-Methoxyacetanilide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
Featured ProductsSpot supply
Product Name: p-Acetanisidide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: +86-18821248368
Email: Int06@meryer.com
Mobile: +86-18821248368
QQ: 495145328
WhatsApp: +86-18821248368
Spot supply
Product Name: N-(4-Methoxyphenyl)acetamide Request for quotationCAS: 51-66-1
Tel: 400-968-2212
Email: 3623107365@qq.com
Mobile: 18916960931
QQ: 3623107365
Wechat: 18916960931
Spot supply
Product Name: N-(4-Methoxyphenyl)acetamide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: +86-400-900-4166
Email: product@acmec-e.com
Mobile: +86-18621343501
QQ: 2881950922
Wechat: 18621343501
WhatsApp: +86-18621343501
Spot supply
Product Name: 4'-Methoxyacetanilide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
Multiple SpecificationsSpot supply
Product Name: 4-Methoxyacetanilide Visit Supplier Webpage Request for quotationCAS: 51-66-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
View History
Raw Materials for 51-66-1