Sodium Nitroprusside Dihydrate ≥99.5% CAS No: 13755-38-9
Sodium Nitroprusside Dihydrate ≥99.5% CAS No: 13755-38-9,Sodium Nitroprusside Dihydrate ,CAS No: 13755-38-9
Product Name: Sodium Nitroprusside Dihydrate
Product Purity: ≥99.5%
CAS No: 13755-38-9
Sodium Nitroprusside Dihydrate

Professional Overview
Sodium Nitroprusside Dihydrate is a unique coordination complex of iron. Characterized by its brilliant ruby-red crystalline form, it is a potent nitric oxide (NO) donor. At Shaanxi Sunrise Pharmaceutical, we provide premium-grade material (≥99.5%) ensuring minimal impurities, making it a reliable precursor for pharmaceutical synthesis and advanced biochemical research into cardiovascular and neurological signaling.
| CAS Number | 13755-38-9 |
| Chemical Formula | C₅H₄FeN₆Na₂O₃ |
| Molecular Weight | 297.95 g/mol |
| Characteristics | Bright red transparent crystals |
| Purity (Assay) | ≥ 99.5% |
| Solubility | Soluble in Water (Readily) |
| Packaging | 1kg/bag, 25kg/drum (Customizable) |
Core Applications
Nitric Oxide (NO) Donor
Serves as a critical tool compound in cardiovascular research to study vasodilation, blood pressure regulation, and signal transduction pathways (cGMP).
Analytical Chemistry
Used as a highly sensitive sensitive colorimetric reagent for detecting functional groups like sulphides, ketones, and aldehydes in laboratory analysis.
Pharmaceutical R&D
Acting as an API precursor for injectable formulations aimed at acute hypertensive crisis management and surgical blood pressure control research.
Mechanism of Action
The biochemical efficacy of Sodium Nitroprusside is defined by its ability to release Nitric Oxide (NO):
NO Release: Upon contact with red blood cells or tissue sulfhydryl groups, it spontaneously decomposes to release free Nitric Oxide.
cGMP Activation: The released NO activates guanylate cyclase, leading to increased levels of intracellular cGMP, which triggers smooth muscle relaxation and potent vasodilation.
Rapid Response: It provides a nearly instantaneous pharmacological effect with a very short half-life, allowing for precise control in experimental settings.


