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G-STROPHANTHIN

CAS No.
630-60-4
Chemical Name:
G-STROPHANTHIN
Synonyms
OUABAIN;oubain;QUABAIN;uabaina;uabanin;ouabaine;strodival;NSC 25485;ASTROBAIN;GRATIBAIN
CBNumber:
CB6753829
Molecular Formula:
C29H44O12
Molecular Weight:
584.66
MDL Number:
MFCD00003688
MOL File:
630-60-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 03:51:35

G-STROPHANTHIN Properties

Melting point 200°C
Boiling point 561.69°C (rough estimate)
Density 1.1941 (rough estimate)
refractive index -32 ° (C=1, H2O)
storage temp. Desiccate at -20°C
solubility H2O: 10 mg/mL cold
pka 13.04±0.70(Predicted)
form powder
color white
Water Solubility 13g/L(25 ºC)
Merck 6901
Stability Hygroscopic
Major Application food and beverages
InChIKey LPMXVESGRSUGHW-HBYQJFLCSA-N
SMILES O=C1OCC([C@@H]2[C@@]3(C)C[C@@H](O)[C@]4([H])[C@@]5(CO)[C@H](O)C[C@H](O[C@]6([H])O[C@@H](C)[C@H](O)[C@@H](O)[C@H]6O)C[C@@]5(O)CC[C@@]4([H])[C@@]3(O)CC2)=C1
EWG's Food Scores 1
FDA UNII 5ACL011P69
ATC code C01AC01
EPA Substance Registry System Ouabain (630-60-4)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)Health Hazard (GHS08)
GHS06,GHS08
Signal word  Danger
Hazard statements  H301-H331-H373
Precautionary statements  P264-P270-P261-P271-P260-P301+P310-P330-P304+P340-P311-P314-P405-P403+P233-P501
Hazard Codes  T
Risk Statements  23/25-33
Safety Statements  45
RIDADR  UN 1544 6.1/PG 1
WGK Germany  3
RTECS  RN3850000
8
TSCA  TSCA listed
Storage Class 6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials
Hazard Classifications Acute Tox. 1 Oral
Acute Tox. 3 Inhalation
STOT RE 2
Hazardous Substances Data 630-60-4(Hazardous Substances Data)
Toxicity LD50 oral in guinea pig: 8280ug/kg

G-STROPHANTHIN price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 549111 Ouabain PurifiedbyProteinAandpeptideaffinitychromatography. 200ul $523 2026-06-03 Buy
Usbiological 256126 Ouabain ≥98% 630-60-4 250mg $418 2026-06-03 Buy
Usbiological 256126 Ouabain ≥98% 630-60-4 500mg $694 2026-06-03 Buy
Usbiological 256126 Ouabain ≥98% 630-60-4 1g $1197 2026-06-03 Buy
Biosynth MO34347 Ouabain - anhydrous 630-60-4 100mg $250 2026-06-04 Buy
Product number Packaging Price Buy
549111 200ul $523 Buy
256126 250mg $418 Buy
256126 500mg $694 Buy
256126 1g $1197 Buy
MO34347 100mg $250 Buy

G-STROPHANTHIN Chemical Properties, Uses, Production

Description

One of several cardiac glycosides that have been used clinically as cardiotonic agents and diuretics. Ouabain is obtained from the seeds of Strophanthus gratus, Acokanthera ouabaio, and related species. It was formerly prescribed under the name strophanthuis as the purified seed extract.

Chemical Properties

Ouabain is a white crystalline solid.

Uses

Ouabain is a Na+/K+-ATPase inhibitor hormone, which negatively modulates allergic airway inflammation induced by ovalbumin (OVA).

Definition

ChEBI: Ouabain is a steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. It has a role as an EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor, an EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor, an EC 2.3.3.1 [citrate (Si)-synthase] inhibitor, an EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor, a plant metabolite, a cardiotonic drug, an ion transport inhibitor and an anti-arrhythmia drug. It is a cardenolide glycoside, a steroid hormone, an alpha-L-rhamnoside, a 14beta-hydroxy steroid, a 5beta-hydroxy steroid and an 11alpha-hydroxy steroid. It is a conjugate acid of an ouabain(1-).

General Description

Odorless, white crystals or crystalline powder as an octahydrate. Used to produce rapid digitalization in acute congestive heart failure. Also recommended in treatment of atrial or nodal paroxysmal tachycardia and atrial flutter.

Reactivity Profile

When heated to decomposition, G-STROPHANTHIN emits acrid smoke and fumes. Hydrolysis yields one mole ouabagenin and one mole rhamnose. Stable in air, but affected by light (G-STROPHANTHIN octahydrate) [EPA, 1998].

Health Hazard

G-STROPHANTHIN is classified as extremely toxic. Probable oral lethal dose in humans is less than 5 mg/kg or a taste (less than 7 drops) for 70 kg (150-lb.) person. Exposure may result in respiratory and cardiac failure, and/or hyperalkemia. Patients with frequent premature ventricular heart beats or who have received any preparation of digitalis during preceding three weeks are prone to toxicity.

Fire Hazard

When heated to decomposition, G-STROPHANTHIN emits acrid smoke and fumes. Hydrolysis yields one mole ouabagenin and one mole rhamnose. Stable in air, but affected by light (G-STROPHANTHIN octahydrate)

Biological Activity

Selective Na + , K + -ATPase inhibitor.

Safety Profile

Poison by ingestion, intramuscular, intraperitoneal, intravenous, subcutaneous, and parented routes. Moderately toxic by intraduodenal route. A cardac stimulant. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes

Potential Exposure

Ouabain, similar to digitoxin, is used to produce rapid digitalization in acute congestive heart failure. Also recommended in treatment of atrial or nodal paroxysmal tachycardia and atrial flutter; enzyme inhibitor.

First aid

If this chemical gets into the eyes, remove anycontact lenses at once and irrigate immediately for at least15 min, occasionally lifting upper and lower lids. Seek medical attention immediately. If this chemical contacts theskin, remove contaminated clothing and wash immediatelywith soap and water. Seek medical attention immediately. Ifthis chemical has been inhaled, remove from exposure,begin rescue breathing (using universal precautions, including resuscitation mask) if breathing has stopped and CPR ifheart action has stopped. Transfer promptly to a medicalfacility. When this chemical has been swallowed, get medical attention. Give large quantities of water and inducevomiting. Do not make an unconscious person vomit.

storage

-20°C (desiccate)

Shipping

UN1544 Alkaloids, solid, n.o.s., Hazard Class: 6.1; Labels: 6.1-Poisonous materials.

Purification Methods

It crystallises from water as the octahydrate. Dry it at 130o. It decomposes at 190o when dry. Store it in the dark as it is light sensitive, but it is stable in air. Its solubility (g/100mL) in H2O is 1.3 (~25o), 20 (~100o), and in EtOH it is 1.0 (~25o) and 12.5 (~78o). It is highly TOXIC as it is an inhibitor of cation transport and of Na+ and K+ ATPase. [Beilstein 18/5 V 625.]

Incompatibilities

Incompatible with oxidizers (chlorates, nitrates, peroxides, permanganates, perchlorates, chlorine, bromine, fluorine, etc.).

G-STROPHANTHIN Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 78)
Supplier Tel Email Country ProdList Advantage
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
LGM Pharma 1-(800)-881-8210 inquiries@lgmpharma.com United States 2110 70
Beijing HuaMeiHuLiBiological Chemical 010-56205725 waley188@sohu.com China 12323 58
Shanghai Tauto Biotech Co., Ltd. 021-51320588 tauto@tautobiotech.com China 3984 66
Shanghai Macklin Biochemical Co.,Ltd. 15221275939 15221275939 shenlinxing@macklin.cn China 15775 55
Chizhou Kailong Import and Export Trade Co., Ltd. xg01_gj@163.com China 9413 50
Target molecule Corp. 857-239-0968 service1@targetmol.com United States 2548 60
Chengdu Huachun Technology Co., Ltd 400-1166-196 15982826727 cdhxsj@163.com China 14571 60
Shanghai Jizhi Biochemical Technology Co. Ltd. 021-4009004166/18616739031 18616739031 3007523370@qq.com China 40000 58
Guangzhou Tomums Life Science Co., Ltd. 020-31155029 18902330969 sales@tomums.cn China 4688 58

View Latest Price from G-STROPHANTHIN manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
G-STROPHANTHIN pictures 2019-07-06 G-STROPHANTHIN
630-60-4
$1.00 1G 98% 100KG Career Henan Chemical Co
ouabageninl-rhamnoside ouabaine rectobaina solufantina strodival strophalen GRATIBAIN 99% QUABAIN PUROSTROPHAN STROPHANTHIN, G- 4-[(1R,3S,5S,10R,11R,13R,14S,17S)-1,5,11,14-tetrahydroxy-10-(hydroxyme thyl)-13-methyl-3-[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-oxan-2-y l]oxy-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenant hren-17-yl]-5H-furan-2-one Card-20(22)-enolide, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-1,5,11,14,19-pentahydroxy-, (1β,3β,5β,11α)- NSC 25485 Ouabain (8CI) 3-[(6-deoxy-.alpha.-L-mannopyranosyl)oxy]-1,5,11,14,19-pentahydroxy-, (1.beta.,3.beta.,5.beta.,11.aCard-20(22)-enolide 1β,5,11α,14,19-Pentahydroxy-3β-(α-L-rhamnopyranosyloxy)-5β,14β-carda-20(22)-enolide 3β-[(6-Deoxy-α-L-mannopyranosyl)oxy]-1β,5,11α,14,19-pentahydroxy-5β,14β-card-20(22)-enolide 3β-[(6-Deoxy-α-L-mannopyranosyl)oxy]-1β,5,11α,14,19-pentahydroxy-5β-card-20(22)-enolide 3-[(6-Deoxy-α-L-mannopyranosyl)oxy]-1,5,11α,14,19-pentahydoxycard-20(22)-enolide Card-20(22)-enolide, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-1,5,11,14,19-pentahydroxy-, hydrate (1:8), (1β,3β,5β,11α)- Ouabain - anhydrous (1beta,3beta,5beta,11alpha)-ahydroxy (1beta,3beta,5beta,11alpha)-hydroxy 3-((6-deoxy-alpha-l-mannopyranosyl)oxy)-1,5,11alpha,14,19-pentahydroxycard-20( 3-[(6-deoxy-.alpha.-L-mannopyranosyl)oxy]-1,5,11,14,19-pentahydroxy-,(1.beta.,3.beta.,5.beta.,11.aCard-20(22)-enolide card-20(22)-enolide,3-((6-deoxy-alpha-l-mannopyranosyl)oxy)-1,5,11,14,19-penta card-20(22)-enolide,3-[(6-deoxy-alpha-l-mannopyranosyl)oxy]-1,5,11,14,19-pent g-strophicor ouabagenin-l-rhamnosid Strophanthin(quabain) strophoperm strophosan uabaina uabanin 20(22),5BETA-CARDENOLID-1BETA,3BETA,5BETA,14BETA-HEXAL 3BETA-ALPHA-1-RHAMNOSIDE 3-[(6-DEOXY-ALPHA-L-MANNOPYRANOSYL)OXY]-1,5,11A,14,19-PENTAHYDROXYCARD-20(22)-ENOLIDE 3-[(6-DEOXY-ALPHA-L-MANNOPYRANOSYL)OXY]-1,5,11ALPHA-14,19-PENTAHYDROXYCARD-20(22)-ENOLIDE ACOCANTHERIN ACOCANTHERINE ASTROBAIN Diveasidum GRATIBAIN GRATUS STROPHANTHIN G-STROPHANTHIN GRATUS STROPHANTHIN 99% G-STROPHANTHIN USP/EP/BP Ouabain (G-Strophanthin) g-Strophanthin-RM g-Strophanthin oubain OUABAIN 630-60-4 C29H44O12 Sugars Rhamnose Steroids Glycosides Steroidglycosides