4-Nitro-o-phenylenediamine (CAS 99-56-9) — formula C6H7N3O2, molecular weight 153.05 g/mol; category pharmaceutical intermediates and APIs.
4-Nitro-o-phenylenediamine (CAS 99-56-9) is a pharmaceutical intermediate or API 医药中间体及原料药. Its molecular formula C6H7N3O2 comprises 6 C, 7 H, 3 N, 2 O atoms. Its molecular weight is about 153.05 g/mol. Reported physicochemical data: melting point around 390 to 394 °F (NTP, 1992), LogP about log Kow = 0.88. Pharmaceutical intermediates and APIs are critical building blocks for drug synthesis, with strict requirements on purity, impurities and process consistency. Used in API synthesis, formulation and pre-clinical research; supplied with COA and impurity-profile documentation. 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 | 99-56-9 |
|---|---|
| Molecular Formula | C6H7N3O2 |
| Molecular Weight | 153.05 g/mol |
| Melting Point | 390 to 394 °F (NTP, 1992) |
| LogP | log Kow = 0.88 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | formulation and pre-clinical research, supplied with COA and impurity-profile documentation. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering |
| Category | Pharmaceutical Raw Materials |
Documented applications: formulation and pre-clinical research, supplied with COA and impurity-profile documentation. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
4-Nitro-o-phenylenediamine is a pharmaceutical intermediate or API compound with CAS registry number 99-56-9 and molecular formula C6H7N3O2 (molecular weight 153.05 g/mol), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 99-56-9
Its molecular formula C6H7N3O2 comprises 6 C, 7 H, 3 N, 2 O atoms.
Also known as: 4-Nitro-o-phenylenediamine · 4-硝基邻苯二胺
Category: pharmaceutical intermediates and APIs
The CAS registry number of 4-Nitro-o-phenylenediamine is 99-56-9.
Molecular formula C6H7N3O2, molecular weight 153.05 g/mol.
It is also registered under: 4-Nitro-o-phenylenediamine, 4-硝基邻苯二胺.
Recorded applications: formulation and pre-clinical research, supplied with COA and impurity-profile documentation. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
Category: Pharmaceutical Raw Materials.
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 4-Nitro-o-phenylenediamine (CAS 99-56-9), compiled from public chemistry databases.
| CAS Number | 99-56-9 |
|---|---|
| PubChem CID | 5111791 |
| Molecular Formula | C6H7N3O2 |
| Molecular Weight | 153.05 g/mol |
| IUPAC Name | 4-nitrobenzene-1,2-diamine |
| InChIKey | RAUWPNXIALNKQM-UHFFFAOYSA-N |
| UNII (FDA) | 5A9AX7Y0TT |
| Molecular Weight | 153.14 |
|---|---|
| XLogP3 | 0.9 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 153.053826475 |
| Monoisotopic Mass | 153.053826475 |
| Topological Polar Surface Area | 97.9 |
| Heavy Atom Count | 11 |
| Melting Point | 390 to 394 °F (NTP, 1992) |
|---|---|
| Melting Point | 199.5 °C |
| Melting Point | 201 °C |
| Vapor Pressure | 0.000109 [mmHg] |
| LogP | log Kow = 0.88 |
| LogP | 0.88 |
4-Nitro-o-phenylenediamine; 99-56-9; 4-Nitro-1,2-phenylenediamine; 1,2-Diamino-4-nitrobenzene; 2-Amino-4-nitroaniline; p-Nitro-o-phenylenediamine; 1,2-Benzenediamine, 4-nitro-; 4-Nitro-1,2-diaminobenzene; 3,4-Diaminonitrobenzene; 4-Nitro-1,2-benzenediamine; 4-Nopd; 4-Nop; 4-N-o-Pda; 4NDB; NCI-C03941; O-PHENYLENEDIAMINE, 4-NITRO-
| Regulatory & food contact | CIR / INCI: Cosmetic ingredients (4-Nitro-o-Phenylenediamine) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Hair dyeing |
|---|
| Notified hazard statements | H302 (100%), H317 (89.5%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 4-硝基邻苯二胺