4-Ethyl hydrogen 1-methyl-1h-pyrazole-4,5-dicarboxylate , 97% (CAS No. 81303-65-3) 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 4-Ethyl hydrogen 1-methyl-1h-pyrazole-4,5-dicarboxylate , 97% is 81303-65-3.
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..
2-甲基-3-羧酸-4-羧酸乙酯吡唑 · CAS 81303-65-3 · C8H10N2O4. UNII ST45128026.
| CAS 号 | 81303-65-3 |
|---|---|
| PubChem CID | 25247567 |
| 分子式 | C8H10N2O4 |
| IUPAC 名称 | 4-ethoxycarbonyl-1-methylpyrazole-5-carboxylic acid |
| UNII（FDA） | ST45128026 |
| Molecular Weight | 198.18 |
|---|---|
| XLogP3 | 0.3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 4 |
| Exact Mass | 198.06405680 |
| Monoisotopic Mass | 198.06405680 |
| Topological Polar Surface Area | 81.4 |
| Heavy Atom Count | 14 |
| Formal Charge | 0 |
| GHS 通报统计 | 50% (1 / 2) |
|---|
| GHS 通报统计 | 50% (1 / 2) |
|---|---|
| 已通报的危害声明 | H315 (50%), H319 (50%), H335 (50%) |
4-(ethoxycarbonyl)-1-methyl-1H-pyrazole-5-carboxylic acid; 81303-65-3; DTXSID30649466; RefChem:516044; DTXCID50600216; 695-266-3; MFCD09473474; 4-ethoxycarbonyl-2-methylpyrazole-3-carboxylic acid; 2-Methyl-2H-pyrazole-3,4-dicarboxylic acid 4-ethyl ester; 4-Ethoxycarbonyl-2-methyl-pyrazole-3-carboxylic acid; PS-19926; Z1198220622; 4-(ethoxycarbonyl)-1-methylpyrazole-5-carboxylic acid; 4-ETHYL HYDROGEN 1-METHYL-1H-PYRAZOLE-4,5-DICARBOXYLATE; SCHEMBL1458454; CHEBI:194775
CAS 号 81303-65-3；分子式 C8H10N2O4；分子量 — g/mol。
4-(ethoxycarbonyl)-1-methyl-1H-pyrazole-5-carboxylic acid, 81303-65-3, DTXSID30649466, RefChem:516044, DTXCID50600216, 695-266-3.
50% 的 GHS 通报认为不构成危害分类（1 / 2）。
本页事实取自 PubChem（美国国家医学图书馆）与 Wikidata。批号相关的数据——含量、水分、粒度、包装、保质期——随批次 COA 出具，不在本页公布。
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