trans-Crotonyl chloride (CAS 625-35-4) — formula C4H5ClO, molecular weight 104.53; category inorganic chemicals.
trans-Crotonyl chloride (CAS 625-35-4) is a chemical raw material in the inorganic chemicals category. Its molecular formula C4H5ClO comprises 4 C, 5 H, 1 Cl, 1 O atoms. Its molecular weight is about 104.53. Reported physicochemical data: LogP about 1.6. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 625-35-4 |
|---|---|
| Molecular Formula | C4H5ClO |
| Molecular Weight | 104.53 |
| LogP | 1.6 |
| Category | Inorganic Chemicals |
trans-Crotonyl chloride is an inorganic compound with CAS registry number 625-35-4 and molecular formula C4H5ClO (molecular weight 104.53), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 625-35-4
Its molecular formula C4H5ClO comprises 4 C, 5 H, 1 Cl, 1 O atoms.
Also known as: trans-Crotonyl chloride · 反式巴豆酰氯
Category: inorganic chemicals
The CAS registry number of trans-Crotonyl chloride is 625-35-4.
Molecular formula C4H5ClO, molecular weight 104.53.
It is also registered under: trans-Crotonyl chloride, 反式巴豆酰氯.
Category: Inorganic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for trans-Crotonyl chloride (CAS 625-35-4), compiled from public chemistry databases.
| CAS Registry Number | 625-35-4 |
|---|---|
| PubChem CID | 643131 |
| Molecular formula | C4H5ClO |
| IUPAC name | (E)-but-2-enoyl chloride |
| UNII (FDA) | NS00125015 |
| Molecular Weight | 104.53 |
|---|---|
| XLogP3 | 1.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 104.0028925 |
| Monoisotopic Mass | 104.0028925 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 6 |
625-35-4; trans-crotonyl chloride; DTXSID201314046; RefChem:1100263; DTXCID20211232; Crotonoyl chloride; Crotonyl chloride; (E)-2-Butenoyl chloride; (E)-but-2-enoyl chloride; (2E)-but-2-enoyl chloride; Crotonic acid chloride; 2-butenoyl chloride, (2E)-; 2-Butenoyl chloride, (E)-; MFCD00000734; (2E)-2-Butenoyl chloride #; E-Crotonoyl chloride
| Reported hazard statements | H226 (100%), H314 (100%), H335 (87.2%) |
|---|
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
trans-Crotonyl chloride · CAS 625-35-4 · C4H5ClO. UNII NS00125015.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 反式巴豆酰氯