5,5-Dimethyl-1,3-cyclohexanedione (CAS 126-81-8) — formula C8H12O2, molecular weight 140.18; category organic chemicals.
5,5-Dimethyl-1,3-cyclohexanedione (CAS 126-81-8) is a chemical raw material in the organic chemicals category. Its molecular formula C8H12O2 comprises 8 C, 12 H, 2 O atoms. Its molecular weight is about 140.18. Reported physicochemical data: LogP about 0.8. 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 | 126-81-8 |
|---|---|
| Molecular Formula | C8H12O2 |
| Molecular Weight | 140.18 |
| LogP | 0.8 |
| Applications | Used to identify aldehydes |
| Category | Organic Chemicals |
Documented applications: Used to identify aldehydes.
5,5-Dimethyl-1,3-cyclohexanedione is a carbon-based organic compound with CAS registry number 126-81-8 and molecular formula C8H12O2 (molecular weight 140.18), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 126-81-8
Its molecular formula C8H12O2 comprises 8 C, 12 H, 2 O atoms.
Also known as: 5,5-Dimethyl-1,3-cyclohexanedione · 5,5-二甲基-1,3-环己二酮
Category: organic chemicals
The CAS registry number of 5,5-Dimethyl-1,3-cyclohexanedione is 126-81-8.
Molecular formula C8H12O2, molecular weight 140.18.
It is also registered under: 5,5-Dimethyl-1,3-cyclohexanedione, 5,5-二甲基-1,3-环己二酮.
Recorded applications: Used to identify aldehydes.
Category: Organic 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 5,5-Dimethyl-1,3-cyclohexanedione (CAS 126-81-8), compiled from public chemistry databases.
| CAS Registry Number | 126-81-8 |
|---|---|
| PubChem CID | 31358 |
| Molecular formula | C8H12O2 |
| IUPAC name | 5,5-dimethylcyclohexane-1,3-dione |
| UNII (FDA) | B2B5DSX2FC |
| Molecular Weight | 140.18 |
|---|---|
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 140.083729621 |
| Monoisotopic Mass | 140.083729621 |
| Topological Polar Surface Area | 34.1 |
| Heavy Atom Count | 10 |
| Vapor Pressure | 0.06 [mmHg] |
|---|
Dimedone; 126-81-8; 5,5-DIMETHYL-1,3-CYCLOHEXANEDIONE; Methone; Cyclomethone; Medon; Dimedon; 1,3-Cyclohexanedione, 5,5-dimethyl-; Methon; 1,1-Dimethyl-3,5-diketocyclohexane; 1,1-Dimethyl-3,5-cyclohexanedione; LU 274; B2B5DSX2FC; NSC-14984; DTXSID8021987; RefChem:134141
| GHS notification summary | 70% (7 / 10) |
|---|
| GHS notification summary | 70% (7 / 10) |
|---|---|
| Reported hazard statements | H315 (30%), H319 (30%), H335 (30%) |
This chemical does not meet GHS hazard criteria for 70% (7 of 10) of all reports.
H315 (30%): Causes skin irritation [Warning Skin corrosion/irritation]
5,5-Dimethyl-1,3-cyclohexanedione · CAS 126-81-8 · C8H12O2. UNII B2B5DSX2FC. Vapor Pressure: 0.06 [mmHg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 5,5-二甲基-1,3-环己二酮