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Silicates, borates and other salts

Sodium nitroprusside

Also known as Nitroprusside sodium, Sodium nitroprusside anhydrous, Nitroprussidnatrium

CAS 14402-89-2Formula C5FeN6Na2OMolar mass 261.92 g/molEC 238-373-9
GHS signal word: Danger. Pictograms: Acute toxicity (severe) 46 suppliers listed Drug substance
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Sodium nitroprusside chemical structure, C5FeN6Na2O, CAS 14402-89-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14402-89-2
Formula
C5FeN6Na2O
Molar mass
261.92 g/mol
EC number
238-373-9
HS code
283720
Category
Silicates, borates and other salts

What is Sodium nitroprusside?

Plain description, key identifiers and synonyms

Sodium nitroprusside is a chemical substance with the molecular formula C5FeN6Na2O and a molar mass of 261.92 g/mol. Its CAS registry number is 14402-89-2. The IUPAC name is disodium, azanylidyneoxidanium, iron(2+), pentacyanide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
disodium, azanylidyneoxidanium, iron(2+), pentacyanide
CAS number
14402-89-2 CAS number cross-checked
EC number
238-373-9
Molecular formula
C5FeN6Na2O
UNII
XN654NKH9W
InChIKey
XEYBHCRIKKKOSS-UHFFFAOYSA-N
InChI
InChI=1S/5CN.Fe.NO.2Na/c5*1-2;;1-2;;/q5*-1;+2;3*+1
SMILES (canonical and isomeric)
[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.N#[O+].[Na+].[Na+].[Fe+2]

Synonyms

  • Nitroprusside sodium
  • Sodium nitroprusside anhydrous
  • Nitroprussidnatrium
  • Sodium nitroprussate
  • Nitroprusside, Sodium
  • Nipride rtu
  • Disodium Salt Nitroprusside
  • Nitroprusside, Disodium Salt
  • Sodium Nitroprusside Injection
  • Sodium nitrosylpentacyanoferrate
  • Disodium nitrosylpentacyanoferrate
  • Sodium nitrosylpentacyanoferrate (III)
  • Nipride rtu in sodium chloride 0.9%
  • sodium nitroprusside in 0.9% sodium chloride
  • lambda4-iron(4+) ion disodium pentakis(iminomethanide) oxoazanide
  • Ferrate(2-), pentakis(cyano-kappaC)nitrosyl-, disodium, (OC-6-22)-
  • FERRATE(2-), PENTAKIS(CYANO-kappaC)NITROSYL-, DISODIUM, DIHYDRATE, (OC-6-22)-
  • Disodium pentacyanidonitrosylferrate
  • Disodium pentacyanonitrosylferrate
  • Disodium pentacyanonitrosylferrate(2-) dihydrate
  • Na2(Fe(CN)5(NO))
  • Nipride
  • Nipruss
  • Nitropress
  • Sodium nitroferricyanide
Show all 33 synonyms
  • Sodium nitroprussiate
  • Sodium pentacyanidonitrosylferrate(2-)
  • Sodium pentacyanidonitrosylferrate(III)
  • C5FeN6Na2O
  • ferrous, disodium, nitridooxonium, pentacyanide
  • Disodium pentacyanonitrosylferrate(2-)
  • iron(2+) nitrilooxonium sodium cyanide (1:1:2:5)
  • Ferrate(2-), pentakis(cyano-C)nitrosyl-, disodium, (OC-6-22)-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
261.92 g/molcalc.
Exact mass
261.9278 Dacalc.
LogP (octanol/water)
-5.62calc.
Topological polar surface area
162.6 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
0calc.
Heavy atoms
15calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
9calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H301Toxic if swallowed.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Sodium nitroprusside suppliers

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All 46 suppliers
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Where suppliers are based

46 suppliers in 6 countries

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Sodium nitroprusside price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Roles

  • anti-anaemic agent
  • anti-inflammatory agent
  • antidepressant
  • antihypertensive agent
  • antipsychotic agent
  • cardiovascular drug
  • central nervous system depressant
  • central nervous system drug
  • donor
  • geroprotector
  • nitric oxide donor
  • pharmaceutical
  • protective agent
  • psychotropic drug
  • tranquilizing drug
  • vasodilator agent

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU Cosmetics Regulation Annex II, prohibited in cosmetics
    Name: Alkali pentacyanonitrosylferrate (2-), Ref no: 255, Annex ref: II/255
  • Active ingredient in FDA approved drug labels

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Sodium nitroprusside is traded under.

HS 2837.20Indicative HS code

Complex cyanides

World exports in 2024
$55.8M
+34.3% vs 2023, imports $58.1M
2019 to 2024
Top exporters
  1. China27.8%
  2. Switzerland * partner reported24.0%
  3. Canada19.8%
Top importers
  1. United States26.1%
  2. China13.2%
  3. Singapore12.6%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Sodium nitroprusside is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Sodium nitroprusside, based on the data on this page

What is Sodium nitroprusside?

Sodium nitroprusside is a chemical substance with the molecular formula C5FeN6Na2O and a molar mass of 261.92 g/mol. Its CAS registry number is 14402-89-2. The IUPAC name is disodium, azanylidyneoxidanium, iron(2+), pentacyanide.

What is the CAS number of Sodium nitroprusside?

The CAS registry number of Sodium nitroprusside is 14402-89-2.

What is the molecular formula and weight of Sodium nitroprusside?

The molecular formula of Sodium nitroprusside is C5FeN6Na2O and its molar mass is 261.92 g/mol.

What is Sodium nitroprusside used for?

Known uses and roles of Sodium nitroprusside include anti-anaemic agent, anti-inflammatory agent, antidepressant, antihypertensive agent, antipsychotic agent and 11 more.

Is Sodium nitroprusside hazardous?

Sodium nitroprusside carries the GHS signal word "Danger". Main hazards: toxic if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Sodium nitroprusside?

Sodium nitroprusside is usually classified under HS code 283720 (Complex cyanides). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Sodium nitroprusside?

CompoundList lists 46 suppliers of Sodium nitroprusside in India, China, United States, Germany and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Sodium nitroprusside in India?

21 suppliers in India list Sodium nitroprusside on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Sodium nitroprusside?

Suppliers quote Sodium nitroprusside on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Sodium nitroprusside

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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