PAR (CAS 1141-59-9) — formula C11H9N3O2, molecular weight 215.21; category organic chemicals.
PAR (CAS 1141-59-9) is a chemical raw material in the organic chemicals category. Its molecular formula C11H9N3O2 comprises 11 C, 9 H, 3 N, 2 O atoms. Its molecular weight is about 215.21. Reported physicochemical data: LogP about 2.3. 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 | 1141-59-9 |
|---|---|
| Molecular Formula | C11H9N3O2 |
| Molecular Weight | 215.21 |
| LogP | 2.3 |
| Category | Organic Chemicals |
PAR is a carbon-based organic compound with CAS registry number 1141-59-9 and molecular formula C11H9N3O2 (molecular weight 215.21), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1141-59-9
Its molecular formula C11H9N3O2 comprises 11 C, 9 H, 3 N, 2 O atoms.
Also known as: PAR · 光合有效辐射 · 4-(2-pyridylazo)resorcinol
Category: organic chemicals
The CAS registry number of PAR is 1141-59-9.
Molecular formula C11H9N3O2, molecular weight 215.21.
It is also registered under: PAR, 光合有效辐射, 4-(2-pyridylazo)resorcinol.
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 PAR (CAS 1141-59-9), compiled from public chemistry databases.
| CAS Registry Number | 1141-59-9 |
|---|---|
| PubChem CID | 65069 |
| Molecular formula | C11H9N3O2 |
| IUPAC name | 4-(pyridin-2-yldiazenyl)benzene-1,3-diol |
| UNII (FDA) | N68T40H95T |
| Molecular Weight | 215.21 |
|---|---|
| XLogP3 | 2.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 2 |
| Exact Mass | 215.069476538 |
| Monoisotopic Mass | 215.069476538 |
| Topological Polar Surface Area | 78.1 |
| Heavy Atom Count | 16 |
4-(2-Pyridylazo)resorcinol; 1141-59-9; 4-(Pyridin-2-yldiazenyl)benzene-1,3-diol; 4-(2-Pyridlyazo)resorcinol; 4-(2-Pyridylazo)-2-resorcinol; Resorcinol, 4-(2-pyridylazo)-; 1,3-Benzenediol, 4-(2-pyridinylazo)-; 1-(2-Pyridylazo)resorcinol; 113964-55-9; NSC 148355; 1,3-Benzenediol, 4-[2-(2-pyridinyl)diazenyl]-; N68T40H95T; 4-(2-pyridinylazo)-1,3-benzendiol; MFCD00006256; NSC-148355; (e)-4-(pyridin-2-yldiazenyl)benzene-1,3-diol
4-(2-pyridylazo)resorcinol · CAS 1141-59-9 · C11H9N3O2. UNII N68T40H95T.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 光合有效辐射