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Home> Encyclopedia >Pharmaceutical Intermediates>Pharmaceuticals and Biochemicals>Herbal Extract
Diacerein structure
Diacerein structure

Diacerein

Iupac Name:4,5-diacetyloxy-9,10-dioxoanthracene-2-carboxylic acid
CAS No.: 13739-02-1
Molecular Weight:368.29378
Modify Date.: 2022-11-25 02:22
Introduction: Diacerein is a disease-modifying antirheumatic drug (DMARD), reported to beuseful in the treatment of various inflammatory conditions, includingosteoarthritis. It forms water soluble chelates with calcium and copper, actingultimately to reduce the activity of lysosomal enzymes and decrease the formationof rheumatoid factor. View more+
1. Names and Identifiers
1.1 Name
Diacerein
1.2 Synonyms

1,8-DIACETOXY-3-CARBOXYANTHRAQUINONE 2-Anthracenecarboxylic acid, 4,5-bis(acetyloxy)-9,10-dihydro-9,10-dioxo- 4,5-Bis(acetyloxy)-9,10-dihydro-9,10-dioxo-2-anthracenecarboxylic Acid 4,5-Diacetoxy-9,10-dioxo-9,10-dihydro-2-anthracenecarboxylic acid 4,5-diacetoxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 4,5-Diacetoxyanthraquinone-2-carboxylic Acid 4,5-diacetylrhein 9,10-dihydro-4,5-diacetoxy-9,10-2-anthracenecarboxylicacid 9,10-dihydro-4,5-dihydroxy-9,10-dioxo-2-anthroicaciddiacetate 9,10-dihydro-4,5-dihydroxy-9,10-dioxo-2-anthroicacidiacetate artrodar DAR Diacereine DIACERHEIN DIACETYL RHEIN diacetylrhein EINECS 237-310-2 Fisiodar MFCD00468030 Rhein Diacetate rhein,diacetate SF 277

1.3 CAS No.
13739-02-1
1.4 CID
26248
1.5 EINECS(EC#)
237-310-2
1.6 Molecular Formula
C19H12O8 (isomer)
1.7 Inchi
InChI=1S/C19H12O8/c1-8(20)26-13-5-3-4-11-15(13)18(23)16-12(17(11)22)6-10(19(24)25)7-14(16)27-9(2)21/h3-7H,1-2H3,(H,24,25)
1.8 InChkey
TYNLGDBUJLVSMA-UHFFFAOYSA-N
1.9 Canonical Smiles
CC(=O)OC1=CC=CC2=C1C(=O)C3=C(C2=O)C=C(C=C3OC(=O)C)C(=O)O
1.10 Isomers Smiles
CC(=O)OC1=CC=CC2=C1C(=O)C3=C(C2=O)C=C(C=C3OC(=O)C)C(=O)O
2. Properties
2.1 Density
1.491
2.1 Melting point
217-218 °C
2.1 Boiling point
631.5 °C at 760 mmHg
2.1 Refractive index
1.634
2.1 Flash Point
231.8 °C
2.1 Precise Quality
368.05300
2.1 PSA
124.04000
2.1 logP
2.01080
2.1 Appearance
yellow crystalline solid
2.2 Storage
Refrigerator
2.3 Chemical Properties
Yellow Crystalline Solid
2.4 Color/Form
Powder
2.5 pKa
3.01±0.20(Predicted)
2.6 Water Solubility
Very soluble
2.7 Stability
Stable at normal temperatures and pressures.
2.8 StorageTemp
Sealed in dry,Room Temperature
3. Use and Manufacturing
3.1 Usage
It is widely used in new liquid crystal polymer, engineering plastics and high-strength fibers with high performance. This product is an important osteoarthritis IL-1 inhibitor. It is used for osteoarthritis. It is a natural antioxidant, it has anti-aging, enhance immunity, removing sub-health state, physical recovery, increasing energy and body immunity effects.
4. Safety and Handling
4.1 Symbol
GHS07
4.1 Hazard Codes
Xi
4.1 Signal Word
Warning
4.1 Risk Statements
R36/37/38
4.1 Safety Statements
S26;S36
4.1 Hazard Declaration
H315-H319-H335
4.1 RIDADR
NONH for all modes of transport
4.1 Caution Statement
P305 + P351 + P338
4.1 WGK Germany
3
4.1 RTECS
CB8781000
4.1 Safety

Hazard Codes:?IrritantXi
Risk Statements: 36/37/38
?R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36:Wear suitable protective clothing.
WGK Germany?: 3
RTECS: CB8781000

4.2 Specification

?Diacerein , its cas register number is 13739-02-1. It also can be called 2-Anthracenecarboxylic acid, 4,5-bis(acetyloxy)-9,10-dihydro-9,10-dioxo- (9CI) ; 2-Anthroic acid, 9,10-dihydro-4,5-dihydroxy-9,10-dioxo-, diacetate ; 9,10-Dihydro-4,5-dihydroxy-9,10-dioxo-2-anthroic acid, diacetate ; Diacerein [INN] ; Diacetylrhein ; 1,8-Diacetoxyanthraquinone-3-carboxylic acid ; 4,5-Diacetoxy-9,10-dihydro-9,10-dioxo-2-anthrylcarbonsaeure . It is a?yellow crystalline solid.

4.3 Toxicity

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CB8781000
CHEMICAL NAME :
2-Anthroic acid, 9,10-dihydro-4,5-dihydroxy-9,10-dioxo-, diacetate
CAS REGISTRY NUMBER :
13739-02-1
BEILSTEIN REFERENCE NO. :
2184909
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C19-H12-O8
MOLECULAR WEIGHT :
368.31
WISWESSER LINE NOTATION :
L C666 BV IVJ DOV1 FVQ NOV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
7500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 4,445,1979
5. MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

Specific target organ toxicity \u2013 single exposure, Category 3

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Warning

Hazard statement(s)

H315 Causes skin irritation

H319 Causes serious eye irritation

H335 May cause respiratory irritation

Precautionary statement(s)
Prevention

P264 Wash ... thoroughly after handling.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P271 Use only outdoors or in a well-ventilated area.

Response

P302+P352 IF ON SKIN: Wash with plenty of water/...

P321 Specific treatment (see ... on this label).

P332+P313 If skin irritation occurs: Get medical advice/attention.

P362+P364 Take off contaminated clothing and wash it before reuse.

P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P337+P313 If eye irritation persists: Get medical advice/attention.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P312 Call a POISON CENTER/doctor/\u2026if you feel unwell.

Storage

P403+P233 Store in a well-ventilated place. Keep container tightly closed.

P405 Store locked up.

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

9. Other Information
9.0 Usage
Interleukin-1 inhibitor
9.1 Mesh
Substances that reduce or suppress INFLAMMATION. (See all compounds classified as Anti-Inflammatory Agents.)
9.2 Absorption
Bioavailability of 50-60%. Entirely converted to the active metabolite rhein [DB13174] before reaching systemic circulation.|37% excreted in urine and 53% in feces as estimated in rats.|15-60L.|Total CL is 1.5L/h and renal CL is 0.1L/h.
9.3 Metabolism
Entirely converted to rhien [DB13174] through double deacetylation before reaching systemic circulation. Rhein [DB13174] is further metabolized to rhein glucuronide and rhein sulfate.
9.4 Biological Half Life
4-10h.
9.5 Mesh Entry Terms
diacerein
9.6 Use Classification
Human drugs -> Rare disease (orphan)|Pharmaceuticals
9.7 Merck
14,2960
9.8 Immunosuppressive drugs
Diacerein is a novel interleukin (IL)-1 inhibitor , the chemical name is diacetyl rhein,it is a compound of anthraquinones, the product can induce cartilage generation, it has analgesic, antipyretic and anti-inflammatory effects, but also it can significantly improve joint function in patients with osteoarthritis, and delay duration, and reduce pain to improve the quality of life of patients, it has better security, it is mainly used in clinical treatment of osteoarthritis (OA) to exert an antibacterial effect.
Solubility: soluble in dimethyl sulfoxide, dimethyl acetamide; insoluble in water, methanol, chloroform.
Diacerein and its active metabolite rhubarb (rhein) can reduce the generation and activity of IL-1β by inhibiting IL-1 converting enzyme. Mechanisms include:
1, inhibit the IL-1 synthesis of synovial tissue.
2, inhibit the expression of IL-1 receptor in chondrocytes .
3, inhibition of IL-1 activity.
4, repress formation of metalloproteinases such as collagenase and matrix dissolved elements and peroxide.
5, promote the synthesis of collagen and glycosaminoglycan.
6, inhibit the leukocyte chemotaxis and lysosomal stability.
Diacerein does not change the cyclooxygenase activity of kidneys and platelets, and does not inhibit the synthesis of prostaglandin , so prostaglandin-dependent renal dysfunction patients can tolerate.
Oral 50mg, PPB is 99%, Tmax is 2.2 h, Cmax is 3.2 mg/L, AUC is 21.3 mg ? h/L, T1/2β is 4.3 h. Tmax and AUC values can be increased if it is administrated with food .
Adverse reactions: 50% of patients suffer diarrhea, abdominal pain and loose stools.
9.9 Uses
It is widely used in new liquid crystal polymer, engineering plastics and high-strength fibers with high performance.
This product is an important osteoarthritis IL-1 inhibitor. It is used for osteoarthritis.
It is a natural antioxidant, it has anti-aging, enhance immunity, removing sub-health state, physical recovery, increasing energy and body immunity effects.
9.10 Description
Diacerein is a disease-modifying antirheumatic drug (DMARD), reported to be useful in the treatment of various inflammatory conditions, including osteoarthritis. It forms water soluble chelates with calcium and copper, acting ultimately to reduce the activity of lysosomal enzymes and decrease the formation of rheumatoid factor.
9.11 Chemical Properties
Yellow Crystalline Solid
9.12 Originator
Proter (Italy)
9.13 Uses
A diacetyl derivative of Rhein. Demonstrates anti-arthritic activity without inhibiting prostaglandin synthesis. Antiarthritic
9.14 Uses
antiinflammatory
9.15 Uses
A diacetyl derivative of Rhein (R318500). Demonstrates anti-arthritic activity without inhibiting prostaglandin synthesis. Antiarthritic.
9.16 Uses
Treatment of Osteoarthritis (Prevent cartilage destruction)
9.17 Uses
Diacerein is a diacetyl precursor of rhein, an anthraquinone found in plants. Rhein, at 10 μM, inhibits IL-1β signaling, suppressing signaling through NF-κB and AP-1, and reduces the expression of the matrix metalloproteases MMP-1 and MMP-13. Diacerein, presumably after conversion to rhein, down-regulates the expression of the IL-1β receptor on articular chondrocytes, enhances the expression of TGF-β, and increases collagen and aggrecan. It does not alter COX activity. It is mildly effective in ameliorating osteoarthritis.
9.18 Brand name
ARTRODAR
10. Computational chemical data
  • Molecular Weight: 368.29378g/mol
  • Molecular Formula: C19H12O8
  • Compound Is Canonicalized: True
  • XLogP3-AA: 1.9
  • Exact Mass: 368.05321734
  • Monoisotopic Mass: 368.05321734
  • Complexity: 683
  • Rotatable Bond Count: 5
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 8
  • Topological Polar Surface Area: 124
  • Heavy Atom Count: 27
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count: 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Isotope Atom Count: 0
  • Covalently-Bonded Unit Count: 1
  • CACTVS Substructure Key Fingerprint: AAADccB4PAAAAAAAAAAAAAAAAAAAAAAAAAAwYMAAAAAAAADBQAAAGgAACAAADASAmAAyDoAABgCIAqDSCAACCAAkIAAIiAEGCMgMJjaENRqCe2Ck4BEIuYfL7vyuwAADAAAYAACAAAYAADAAAAAAAAAAAA==
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