Maleicacidmonoethylester; 90% (CAS No. 3990-03-2) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of Maleicacidmonoethylester; 90% is 3990-03-2.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
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Maleicacidmonoethylester; 90% · CAS 3990-03-2 · C6H8O4. UNII AK5N1DQX7U. Melting Point: 66 - 68 °C.
| CAS Registry Number | 3990-03-2 |
|---|---|
| PubChem CID | 5354457 |
| Molecular formula | C6H8O4 |
| IUPAC name | (Z)-4-ethoxy-4-oxobut-2-enoic acid |
| UNII (FDA) | AK5N1DQX7U |
| Molecular Weight | 144.12 |
|---|---|
| XLogP3 | 0.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 144.04225873 |
| Monoisotopic Mass | 144.04225873 |
| Topological Polar Surface Area | 63.6 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Melting Point | 66 - 68 °C |
|---|
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|
| Reported hazard statements | H302 (80%), H315 (100%), H318 (80%), H319 (20%), H330 (80%), H335 (10%) |
|---|
H302 (80%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
Monoethyl maleate; 3990-03-2; (Z)-4-ethoxy-4-oxobut-2-enoic acid; AK5N1DQX7U; maleic acid, ethyl ester; NSC-11206; NSC-525207; DTXSID60892145; RefChem:138984; DTXCID80991907; 223-635-7; Ethyl maleate; Maleic Acid Monoethyl Ester; Ethyl hydrogen maleate; Maleic acid, monoethyl ester; 2-Butenedioic acid (Z)-, monoethyl ester
CAS 3990-03-2; molecular formula C6H8O4; molecular weight — g/mol.
Monoethyl maleate, 3990-03-2, (Z)-4-ethoxy-4-oxobut-2-enoic acid, AK5N1DQX7U, maleic acid, ethyl ester, NSC-11206.
Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.
Hazard statements reported: H302, H315, H318, H319, H330.
Melting Point: 66 - 68 °C.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.