Benzimidazole (CAS 51-17-2) — formula C7H6N2, molecular weight 118.14; category pharmaceutical intermediates and APIs.
| CAS Number | 51-17-2 |
|---|---|
| Molecular Formula | C7H6N2 |
| Molecular Weight | 118.14 |
| Melting Point | 338 to 342 °F (NTP, 1992) |
| Boiling Point | >360 °C |
| LogP | 1.32 |
| Applications | Uses: The benzimidazoles are a group of systemic fungicides, [HSDB] Classification: agricultural chemical, anthelmintic, anti-infective agent, and experimental pesticide, [ChemIDplus], Farming (Pesticides) [Category: Industry], A group of systemic fungicides, Benzimidazoles, Use Classification: Environmental transformation -> Pesticide transformation products (metabolite, successor), Methods of Manufacturing: Prepd by reaction of o-phenylenediamine with formic acid: Wundt, Ber 11, 826 (1878), Wagner, Millett, Org Syn Coll Vol II, 65 (1943)., General Manufacturing Information: 1H-Benzimidazole: ACTIVE, EFFECTIVE AGENT TO PREVENT TOXIC EFFECT OF AIR POLLUTANTS, SUCH AS OXIDANTS, ON PLANTS., Not currently registered |
| Category | Pharmaceutical Intermediates |
Documented applications: Uses: The benzimidazoles are a group of systemic fungicides, [HSDB] Classification: agricultural chemical, anthelmintic, anti-infective agent, and experimental pesticide, [ChemIDplus], Farming (Pesticides) [Category: Industry], A group of systemic fungicides, Benzimidazoles, Use Classification: Environmental transformation -> Pesticide transformation products (metabolite, successor), Methods of Manufacturing: Prepd by reaction of o-phenylenediamine with formic acid: Wundt, Ber 11, 826 (1878), Wagner, Millett, Org Syn Coll Vol II, 65 (1943)., General Manufacturing Information: 1H-Benzimidazole: ACTIVE, EFFECTIVE AGENT TO PREVENT TOXIC EFFECT OF AIR POLLUTANTS, SUCH AS OXIDANTS, ON PLANTS., Not currently registered.
Benzimidazole is a pharmaceutical intermediate or API compound with CAS registry number 51-17-2 and molecular formula C7H6N2 (molecular weight 118.14), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 51-17-2
Its molecular formula C7H6N2 comprises 7 C, 6 H, 2 N atoms.
Also known as: Benzimidazole · 苯并咪唑
Category: pharmaceutical intermediates and APIs
The CAS registry number of Benzimidazole is 51-17-2.
Molecular formula C7H6N2, molecular weight 118.14.
It is also registered under: Benzimidazole, 苯并咪唑.
Recorded applications: Uses: The benzimidazoles are a group of systemic fungicides, [HSDB] Classification: agricultural chemical, anthelmintic, anti-infective agent, and experimental pesticide, [ChemIDplus], Farming (Pesticides) [Category: Industry], A group of systemic fungicides, Benzimidazoles, Use Classification: Environmental transformation -> Pesticide transformation products (metabolite, successor), Methods of Manufacturing: Prepd by reaction of o-phenylenediamine with formic acid: Wundt, Ber 11, 826 (1878), Wagner, Millett, Org Syn Coll Vol II, 65 (1943)., General Manufacturing Information: 1H-Benzimidazole: ACTIVE, EFFECTIVE AGENT TO PREVENT TOXIC EFFECT OF AIR POLLUTANTS, SUCH AS OXIDANTS, ON PLANTS., Not currently registered.
Category: Pharmaceutical Intermediates.
Independent reference data for Benzimidazole (CAS 51-17-2), compiled from public chemistry databases.
| CAS Registry Number | 51-17-2 |
|---|---|
| PubChem CID | 5798 |
| Molecular formula | C7H6N2 |
| IUPAC name | 1H-benzimidazole |
| UNII (FDA) | E24GX49LD8 |
| Molecular Weight | 118.14 |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 118.053098200 |
| Monoisotopic Mass | 118.053098200 |
| Topological Polar Surface Area | 28.7 |
| Heavy Atom Count | 9 |
| Boiling Point | >360 °C |
|---|---|
| Melting Point | 338 to 342 °F (NTP, 1992) |
| Melting Point | 170.5 |
| Melting Point | 170.5 °C |
| Solubility | 2010 |
| Solubility | In water, 2.01X10+3 mg/l @ 30 °C |
| Vapor Pressure | 0.0000764 [mmHg] |
| LogP | 1.32 |
| LogP | log Kow= 1.32 |
| LogP | 1.53 |
BENZIMIDAZOLE; 51-17-2; 1H-Benzimidazole; Benzoimidazole; 1,3-Benzodiazole; Benziminazole; 3-Azaindole; o-Benzimidazole; Benzoglyoxaline; Azindole; 1,3-Diazaindene; N,N'-Methenyl-o-phenylenediamine; NSC 759; DTXSID8024573; NSC-759; E24GX49LD8
| GHS notification summary | 3.9% (6 / 153) |
|---|
| GHS notification summary | 3.9% (6 / 153) |
|---|---|
| Reported hazard statements | H302 (92.8%) |
This chemical does not meet GHS hazard criteria for 3.9% (6 of 153) of reports.
H302 (92.8%): Harmful if swallowed [Warning Acute toxicity, oral]
Benzimidazole · CAS 51-17-2 · C7H6N2. UNII E24GX49LD8. Boiling Point: >360 °C; Melting Point: 338 to 342 °F (NTP, 1992); Melting Point: 170.5.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 苯并咪唑