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Sell: Ethyl 3,4-dihydroxybenzoate |
| Date: |
2009-06-19 |
| Cas#: |
3943-89-3 |
| Specification: |
White or off-white crystal or |
| Price: |
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| Quantity: |
Kilogram |
| Term: |
365 |
| Note: |
Ethyl 3,4-dihydroxybenzoate
Molecular formula: C9H10O4
Molecular weight: 182.17
CAS#: 3943-89-3
EINECS#: 223-529-0
Specifications:
Appearance:White or off-white crystal or powder
Assay (HPLC): NLT 99.00%
Melting Point: 132.0 ~ 135.0脗潞C
Related Substances:
3,4-Dihydroxybenzoic acid: NMT 0.30%
3,4-Dihydroxybenzoic acid methyl ester: NMT 0.30%
Residue on Ignition: NMT 0.30%
Loss on Drying: NMT 1.00%
Colority: NMT 150APHA
Turbidity: NMT 15NTU
Usage: Intermediate for synthesis of antineoplastic agent Erlotinib; Food additives
Package: 25KGs/fibre drum |
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