Diethyl maleate (CAS No. 141-05-9) 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 Diethyl maleate is 141-05-9.
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.
Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..
Diethyl maleate · CAS 141-05-9 · C8H12O4. UNII G81WQB56OL. Boiling Point: 218.00 °C. @ 760.00 mm Hg; Melting Point: 1 - 2 °C; Solubility: 1.40E+04 mg/L @ 30 °C (exp).
| CAS Registry Number | 141-05-9 |
|---|---|
| PubChem CID | 5271566 |
| Molecular formula | C8H12O4 |
| IUPAC name | diethyl (Z)-but-2-enedioate |
| UNII (FDA) | G81WQB56OL |
| Molecular Weight | 172.18 |
|---|---|
| XLogP3 | 0.9 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 6 |
| Exact Mass | 172.07355886 |
| Monoisotopic Mass | 172.07355886 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Boiling Point | 218.00 °C. @ 760.00 mm Hg |
|---|---|
| Melting Point | 1 - 2 °C |
| Solubility | 1.40E+04 mg/L @ 30 °C (exp) |
| Regulatory & Food Contact | EU Flavoring substances Flavoring Agents |
|---|---|
| GHS notification summary | 1.8% (5 / 281) |
| GHS notification summary | 1.8% (5 / 281) |
|---|---|
| Reported hazard statements | H317 (97.5%), H319 (32%), H412 (24.6%), H227, H320, H402 |
This chemical does not meet GHS hazard criteria for 1.8% (5 of 281) of reports.
H317 (97.5%): May cause an allergic skin reaction [Warning Sensitization, Skin]
DIETHYL MALEATE; 141-05-9; Diethylmaleate; Maleic acid, diethyl ester; 2-Butenedioic acid (2Z)-, diethyl ester; Diethylester kyseliny maleinove; DTXSID8020464; G81WQB56OL; STAFLEX DEM; NSC-8394; DTXCID80464; CHEBI:68508; RefChem:133422; diethyl maleic acid diester; 205-451-9; Maleic acid diethyl ester
CAS 141-05-9; molecular formula C8H12O4; molecular weight — g/mol.
DIETHYL MALEATE, 141-05-9, Diethylmaleate, Maleic acid, diethyl ester, 2-Butenedioic acid (2Z)-, diethyl ester, Diethylester kyseliny maleinove.
Documented regulatory listings: EU Flavoring substances; Flavoring Agents.
1.8% of GHS notifications report no hazard classification (5 of 281).
Boiling Point: 218.00 °C. @ 760.00 mm Hg; Melting Point: 1 - 2 °C; Solubility: 1.40E+04 mg/L @ 30 °C (exp).
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.