Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Calcium dobesilate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: CAS 20123-80-2 Calcium dobesilate
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

20123-80-2

20123-80-2 structure

20123-80-2 structure

Name: Calcium dobesilate
Chemical Name: calcium,2,5-dihydroxybenzenesulfonate
CAS Number: 20123-80-2
Molecular Formula: C₁₂H₁₀CaO₁₀S₂
Molecular Weight: 418.410
Catalog: API Circulatory system medication Peripheral vasodilator
Create Date: 2018-04-26 08:00:00
Modify Date: 2026-07-02 07:16:31
Calcium dobesilate, a vasoprotective, is widely used in chronic venous disease, diabetic retinopathy and the symptoms of haemorrhoidal attack in many countries.

Name	calcium,2,5-dihydroxybenzenesulfonate
Synonyms	Dobesilat-Calciumsalz Calcium dobesilate //BP Calcium 2,5-dihydroxybenzenesulfonate Qiangbenhuangsuangai CALCIUM DOBESILATE 1-HYDRATE Calcium Doxybensylate CALCIUMDOBESILATECAPSULE 2,5-dihydroxybenzoic acid calciuM 13C6]-Dobesilate calcium salt calcium dihydroxy-2 calcium 2,5-dihydroxy-phenylsulfonate 2,5-Dihydroxybenzenesulfonic acid calcium salt,205E,Calcium 2,5-dihydroxybenzenesulfonate 2,5-dihydroxybenzenesulfonic acid calcium salt Calcium bis(2,5-dihydroxybenzenesulfonate) CALIUM DOBESILATE MONOHYDRATE Rasexinium EINECS 243-531-5 CalciuM Dobesilat Monohydrate 2,5-dihydroxy-benzenesulfonic aci calcium salt Calciumdobesilat Calcium dobesilate - Bio-X Bis[2,5-dihydroxybenzenesulfonic acid]calcium salt Benzenesulfonic acid, 2,5-dihydroxy-, calcium salt (2:1) calcium 2,5-dihydroxybenzenesulfonate Nugatex Dobesilic Acid-d3 Potassium Salt (Hydroquinonesulfonic Acid-d3 Potassium Salt) Dobesilato calcico dexium Dobesilate calcium salt calcium salt of 2,5-dihydroxybenzenesulfonic acid Doxium Calcium Dobesilate Mnohydrate hydroquinone calcium sulfonate Calcii dobesilas CALCIUM DOBESILATE doxium MFCD08457542 5-benzenesulfonate Dobesilate calcium 1,2-dihydroxybenzolsulfonic acid calcium salt (2:1) Bis(2,5-dihydroxybenzenesulfonic acid)calcium salt 205-E 2,5-Dihydroxybenzenesulfonic acid, calcium salt Dexium Caium Dobesilate Mnohydrate Calcium dobesilate, 10 mM in DMSO Toraxine

Description	Calcium dobesilate, a vasoprotective, is widely used in chronic venous disease, diabetic retinopathy and the symptoms of haemorrhoidal attack in many countries.
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Allain H, et al. Safety of calcium dobesilate in chronic venous disease, diabetic retinopathy and haemorrhoids. Drug Saf. 2004;27(9):649-60.

Molecular Formula	C₁₂H₁₀CaO₁₀S₂
Molecular Weight	418.410
Exact Mass	417.934143
PSA	212.08000
LogP	2.16540
Storage condition	room temp

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB6127000

CHEMICAL NAME :: Benzenesulfonic acid, 2,5-dihydroxy-, calcium salt

CAS REGISTRY NUMBER :: 20123-80-2

LAST UPDATED :: 199512

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C12-H10-O10-S2.Ca

MOLECULAR WEIGHT :: 418.42

WISWESSER LINE NOTATION :: WSO&R BQ EQ 2 &-CA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7061 mg/kg

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - excitement

REFERENCE :: TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (1),29,1994

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 7549 mg/kg

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - excitement

REFERENCE :: TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (1),29,1994

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 876 mg/kg

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - excitement

REFERENCE :: TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (1),29,1994

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 775 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 30,415,1972

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 700 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #3509207

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 4979 mg/kg

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - excitement

REFERENCE :: TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (1),29,1994

Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	26
HS Code	2924299090

HS Code	2908999090
Summary	2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.