|Place of Origin:||China|
|Certification:||ISO 9001, GMP, USP, BP, CP|
|Minimum Order Quantity:||100g|
|Price:||Discount is possible if your order is big enough|
|Packaging Details:||10g, 20g, 50g , 100g, 500g. 1kg, 10kg|
|Delivery Time:||within 3 workdays|
|Payment Terms:||T/T in advance, Money Gram, Western Union, Bank Transfer., L/C|
|CAS:||3943-89-3||Other Name:||3,4-DIHYDROXYBENZOIC ACID ETHYL ESTER|
|Appearance:||Pale Yellow To Beige Crystalline Powder||Grade Standard:||Medicine Grade|
|Sample:||Available||Function:||Food Additives, Pharmaceutical Intermediates|
Ethyl 3 4 - Dihydroxybenzoate White Crystalline Powder,
Ethyl 3 4 - Dihydroxybenzoate,
3943-89-3 Ethyl 3 4 - Dihydroxybenzoate
Name: Ethyl 3,4-dihydroxybenzoate
English Synonyms: 3,4-DIHYDROXYBENZOIC ACID ETHYL ESTER
CAS number: 3943-89-3
Molecular formula: C9H10O4
Molecular weight: 182.17
EINECS Number: 223-529-0
Melting point: 132-134°C(lit.)
Boiling point: 275.56°C (rough estimate)
Density: 1.2481 (rough estimate)
Refractive index: 1.4500 (estimate)
Storage conditions: Sealed in dry, RoomTemperature
Form: Crystalline Powder
Acidity coefficient (pKa): 8.19±0.18 (Predicted)
Color: Paleyellow to beige
Water solubility: Insoluble in water. Soluble in ethanol.
White or light brown-yellow crystalline powder. Odorless or slightly phenolic. Slightly bitter. Melting point 132～135 ℃. Insoluble in water, soluble in ethanol. Used as food additives, pharmaceutical intermediates, etc.
Ethyl 3,4-dihydroxybenzoate is an organic intermediate, which can be obtained by esterification of 3,4-dihydroxybenzoate. It has been reported in the literature that it can be used to prepare the drug Taseva, which can be used for the treatment of non-small cell lung cancer (NSCLC).
Packaging & Shipping
1. As your requirements
2. Prompt shipment after receipt of your order confirmation
3. Transit could be DHL,UPS,TNT,EMS,Fedex,and so on.
4. For mass orders,it will be delivered by air or sea.
5. Depending on your location ,please allow 1-5 business days for your order to arrive.
6. For small order,please expect 3-7 days by UPS DHL EMS
7. For mass order,please allow 5-8 days by air,15-30 days by sea.