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Sodium nitroprusside dihydrate

CAS No.
13755-38-9
Chemical Name:
Sodium nitroprusside dihydrate
Synonyms
SNP;SODIUM NITROFERRICYANIDE;nitroprusside sodium;SODIUM NITROFERRICYANIDE(III) DIHYDRATE;SODIUM NITROPRUSSID;SODIUM NITROFERRICYANIDE, DIHYDRATE;Ferrate(2-), pentakis(cyano-κC)nitrosyl-, sodium, hydrate (1:2:2), (OC-6-22)-;Sodium nitroferricyanide(III) dihydrate,Nitroprusside sodium, SNP, Sodium nitroprusside, Sodium pentacyanonitrosylferrate;SNP DIHYDRATE;Nipridedihydrate
CBNumber:
CB2116765
Molecular Formula:
C5H2FeN6NaO2-
Molecular Weight:
256.95
MDL Number:
MFCD00149192
MOL File:
13755-38-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:54:04
Product description Number Pack Size Price
Sodium nitroprusside British Pharmacopoeia (BP) Reference Standard BP453 200MG $294
Sodium nitroferricyanide(III) dihydrate ACS reagent, ≥99% 228710 5g $59
Sodium nitroprusside dihydrate [disodium pentacyanonitrosyl ferrate(III) dihydrate] GR for analysis ACS,Reag. Ph Eur 1.06541 25g $119
Sodium nitroprusside dihydrate [disodium pentacyanonitrosyl ferrate(III) dihydrate] GR for analysis ACS,Reag. Ph Eur 1.06541 100g $235
Sodium nitroprusside United States Pharmacopeia (USP) Reference Standard 1614501 500mg $455
More product size

Sodium nitroprusside dihydrate Properties

Density 1.72
bulk density 1000kg/m3
storage temp. 2-8°C
solubility 400g/l (slow decomposition)
form Crystals
color Ruby red
Specific Gravity 1.72
PH 5 (50g/l, H2O, 20℃)
Water Solubility Soluble in water. Slightly soluble ethanol.
Sensitive Hygroscopic
Merck 14,8649
Exposure limits ACGIH: TWA 1 mg/m3
NIOSH: IDLH 25 mg/m3; TWA 1 mg/m3
InChI InChI=1S/5CN.Fe.NO.Na.H2O/c5*1-2;;1-2;;/h;;;;;;;;1H2/q5*-1;+2;2*+1;
InChIKey OIRZWVYIQXBRFC-UHFFFAOYSA-N
SMILES [Fe+2](N#[O+])([C-]#N)([C-]#N)([C-]#N)([C-]#N)[C-]#N.[Na+].O
CAS DataBase Reference 13755-38-9
NCI Dictionary of Cancer Terms SNP
FDA UNII EAO03PE1TC
UNSPSC Code 41116107
NACRES SE.11

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H301
Precautionary statements  P264-P270-P301+P310-P405-P501
Hazard Codes  T,T+
Risk Statements  25-26/27/28
Safety Statements  45-36/37/39-22
RIDADR  UN 3288 6.1/PG 3
WGK Germany  3
RTECS  LJ8925000
3
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28372000
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Toxicity LD50 orally in Rabbit: 99 mg/kg
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
1
3 1

Sodium nitroprusside dihydrate price More Price(103)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich BP453 Sodium nitroprusside British Pharmacopoeia (BP) Reference Standard 13755-38-9 200MG $294 2026-04-30 Buy
Sigma-Aldrich 228710 Sodium nitroferricyanide(III) dihydrate ACS reagent, ≥99% 13755-38-9 5g $59 2026-04-30 Buy
Sigma-Aldrich 1.06541 Sodium nitroprusside dihydrate [disodium pentacyanonitrosyl ferrate(III) dihydrate] GR for analysis ACS,Reag. Ph Eur 13755-38-9 25g $119 2026-04-30 Buy
Sigma-Aldrich 1.06541 Sodium nitroprusside dihydrate [disodium pentacyanonitrosyl ferrate(III) dihydrate] GR for analysis ACS,Reag. Ph Eur 13755-38-9 100g $235 2026-04-30 Buy
Sigma-Aldrich 1614501 Sodium nitroprusside United States Pharmacopeia (USP) Reference Standard 13755-38-9 500mg $455 2026-04-30 Buy
Product number Packaging Price Buy
BP453 200MG $294 Buy
228710 5g $59 Buy
1.06541 25g $119 Buy
1.06541 100g $235 Buy
1614501 500mg $455 Buy

Sodium nitroprusside dihydrate Chemical Properties,Uses,Production

Chemical Properties

Bright red crystals

Uses

anthelmintic

Uses

Used in medicine hypertensive emergency.

Uses

Reagent for the analysis of zinc, sulphide, sulphur dioxide, acetone and organic compounds.

Uses

Sodium nitroferricyanide(III) dihydrate is a reagent for the detection of many organic Compounds, e.g., acetone, aldehydes, also of alkali sulfides, zinc, SO2.

Definition

ChEBI: A hydrate that is the dihydrate form of sodium nitroprusside.

brand name

Nipride (Roche); Nitropress (Abbott); Nitropress (Hospira).

General Description

Certified pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to pharmacopeia primary standards. Sodium Nitroprusside is widely used as a drug to manage hypertension, via lowering elevated blood pressure by acting on the arteriolar smooth muscle.

reaction suitability

reagent type: catalyst
core: iron

Synthesis

A synthetic process of sodium nitroprusside, including the following steps:

1) synthesizing copper nitrosoferricyanide: adding appropriate amount of purified water to dissolve potassium nitroferricyanide in a crystallization tank, warming up to 70--80C to make it completely dissolved, and slowly adding aqueous copper sulfate pentahydrate drop by drop, and holding the temperature for 30 minutes after completion of the reaction Centrifugation, centrifugation of the resulting filter cake (copper nitrite ferrocyanide) into the crystallization tank.

2) Synthesis of sodium nitroprusside (sodium nitroferrocyanide): according to the feeding ratio of saturated sodium bicarbonate aqueous solution, and holding at 30 - 60 between the slow addition of droplets to the copper nitroferrocyanide. After the reaction is completed, centrifuge, collect the filtrate and wash solution.

3) Concentration and precipitation: The collected filtrate and wash solution were pumped to the vacuum concentration tank, and glacial acetic acid was added slowly until no bubbles were produced. Turn on the vacuum pump and raise the temperature to 40--60, start to concentrate, concentrate until a large number of crystals precipitated, close the steam valve, vacuum valve for crystallization.

4) Centrifugal drying: After crystallization, pump off the supernatant, stir the crystals and centrifuge them evenly, place the filter cake in a stainless steel plate, and dry it in vacuum to get the product.

Sodium nitroprusside dihydrate Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 435)Suppliers
Supplier Tel Email Country ProdList Advantage
HAINAN POLY PHARMCEUTICAL CO. LTD
+86-0571-89385087 +8613616530509 ff@hnpoly.com China 118 58
Aladdin Scientific
tp@aladdinsci.com United States 57505 58
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20122 58
Shanghai Zheyan Biotech Co., Ltd.
18017610038 zheyansh@163.com CHINA 3619 58
career henan chemical co
+86-0371-86658258 +8613203830695 sales@coreychem.com China 29815 58
BOC Sciences
+1-631-485-4226 inquiry@bocsci.com United States 19936 58
Shaanxi Dideu Medichem Co. Ltd
+86-29-87569262 +86-15003564040 1056@dideu.com China 3970 58
TargetMol Chemicals Inc.
+1-781-999-5354; +17819995354 marketing@targetmol.com United States 32466 58
Hubei Ipure Biology Co., Ltd
+8613367258412 ada@ipurechemical.com China 10236 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58

View Lastest Price from Sodium nitroprusside dihydrate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Nitroprusside disodium dihydrate pictures 2026-05-26 Nitroprusside disodium dihydrate
13755-38-9
$48.00 99.18% 10g TargetMol Chemicals Inc.
Sodium nitroprusside dihydrate pictures 2025-12-01 Sodium nitroprusside dihydrate
13755-38-9
1kg 98% 1000kg Shaanxi Dideu New Materials Co. Ltd
	Sodium nitroprusside dihydrate pictures 2025-09-25 Sodium nitroprusside dihydrate
13755-38-9
$5.00 1KG 98% Henan Fengda Chemical Co., Ltd
SODIUM NITROPRUSSIDE 2H2O SODIUM NITROPRUSSIDE DIHYDRATE SODIUM PENTACYANONITROSYLFERRATE(+3)DIHYDRATE SODIUM PENTACYANONITROSYLFERRATE DIHYDRATE SODIUM PENTACYANONITROSYLFERRATE (III) SODIUM PENTACYANONITROSYLFERRATE(III) DIHYDRATE Sodiumnitroprussiatedihydrate Sodiumnitrosylpentacyanoferrate(III)dihydrate SODIUM NITROFERRICYANIDE(III) DIHYDRATE, 99%, A.C.S. REAGENT SODIUM NITROFERRICYANIDE(III) DIHYDRATE, REAGENTPLUS, 99.99+% SODIUM NITROPRUSSIDE R. G., REAG. ACS, R EAG. PH. EUR. SODIUM NITROPRUSSIDE DIHYDRATE, ACS Sodium pentacyanonitrosylferrate Sodium nitroprusside dihydrate ,98% Sodium nitroprusside dihydrate,Nitroprusside sodium, SNP, Sodium nitroferricyanide, Sodium pentacyanonitrosylferrate Sodium nitroprusside dihydrate, reagent grade, ACS Sodium pentacyanonitrosylferrate(II) dihydrate/ ACS Sodium Nitroprusside (500 mg) SODIUM NITROFERRICYANIDE REAGENT (ACS) Sodium nitroferricya Sodium nitroprusside dihydrate ,99% SodiuM Nitroferricyanide, Dihydrate, Crystal, Reagent, ACS SodiuM Nitroprusside, Dihydrate, Reagent, ACS Disodium pentacyanonitrosylferrate(II) Dihydrate Sodium Nitrosopentacyanoferrate(III) Dihydrate SodiumNitroprussideGr SodiumNitroprussideA.R. SODIUM NITROPRUSSIDE DIHYDRATE [DISODIUM SodiuM Nitroferricyanide, Dihydrate, GR ACS SodiuM nitroprusside dihydrate, ACS reagent Ferrate(2-),pentakis(cyano-kC)nitrosyl-,sodiuM, hydrate (1:2:2), (OC-6-22)- SodiuM nitroferricyanide(III) dihyd dihydrate(oc-6-22)-ferrate(2-pentakis(cyano-c)nitrosyl-ferrate(2-disodium Disodiumnitroprussidedihydrate Ferrate(2-),pentacyanonitrosyl-,disodium,dihydrate Ferrate(2-),pentakis(cyano-C)nitrosyl-,disodium,(OC-6-22)-,dihydrate Ferrate(2-),pentakis(cyano-C)nitrosyl-,disodium,dihydrate(OC-6-22)-,(9CI) Nipridedihydrate nitroprussiatedesodium SodiumNitroprussideHydrate99% SodiumNitroprussideExtraPure SODIUM NITROPRUSSIDE DIHYDRATE GR SODIUM PENTACYANONITROSYLFERRATE(III) 2 H2O Sodium nitroferricyanide dihydrate, 99+% Sodium nitroferricyanide dihydrate, reagent ACS Ferrate(2-), pentakis(cyano-.kappa.C)nitrosyl-, disodium, dihydrate, (OC-6-22)- sodium nitroferricyanide(iii) sodium pentacyanonitrosylferrate(iii) dihydrate, acs SODIUMNITROFERRICYANIDE,CRYSTAL,REAGENT,ACS SODIUMNITROPRUSSIDE,DIHYDRATE,USP Ferrate, pentacyanonitrosyl-, disodium, dihydrate Ferrate, pentakis(cyano-C)nitrosyl-, disodium, dihydrate (OC-6-22)-, (9CI) Sodium pentacyanonitrosylferrate(III) dihydrate, 98+% Sodium pentacyanonitrosylferrate(III) dihydrate, ACS, 99.0-102.0% Sodium pentacyanoferrate (2) dihydrate SODIUM NITROPRUSSIDEextrapure AR Sodium nitroferricyanide(III) dihydrate, 98+% Potassium nitroferrocyanide