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Related CAS#:
490-91-5 74317-48-9

490-91-5

490-91-5 structure
490-91-5 structure
  • Name: Thymoquinone
  • Chemical Name: 2-methyl-5-propan-2-ylcyclohexa-2,5-diene-1,4-dione
  • CAS Number: 490-91-5
  • Molecular Formula: C10H12O2
  • Molecular Weight: 164.201
  • Catalog: analytical chemistry Standard Food and beverage standards
  • Create Date: 2018-09-06 08:59:19
  • Modify Date: 2024-01-02 11:44:54
  • Thymoquinone is a nature product isolated from N. sativa. Thymoquinone possess antioxidant, anti-inflammatory, anti-cancer, antitumor activities and hepatoprotective properties[1].
Name 2-methyl-5-propan-2-ylcyclohexa-2,5-diene-1,4-dione
Synonyms 5-Isopropyl-2-methyl-1,4-benzoquinone
2-isopropyl-5-methyl-para-benzoquinone
2-methyl-5-(propan-2-yl)cyclohexa-2,5-diene-1,4-dione
2,5-Cyclohexadiene-1,4-dione, 2-methyl-5- (1-methylethyl)-
MFCD00001602
p-Cymene-2,5-dione
Thymoquinone
2-Isopropyl-5-methylcyclohexa-2,5-diene-1,4-dione
Thymoquinon
2-Isopropyl-5-methyl-1,4-benzoquinone
2-isopropyl-5-methylbenzo-1,4-quinone
2-Isopropyl-5-methylbenzoquinone
2-Methyl-5-iso-propylbenzoquinone
2,5-Cyclohexadiene-1,4-dione, 2-methyl-5-(1-methylethyl)-
2-isopropyl-5-methyl-p-benzoquinone
2-methyl-5-isopropyl-1,4-benzoquinone
p-Mentha-3,6-diene-2,5-dione
EINECS 207-721-1
Description Thymoquinone is a nature product isolated from N. sativa. Thymoquinone possess antioxidant, anti-inflammatory, anti-cancer, antitumor activities and hepatoprotective properties[1].
Related Catalog
References

[1]. Khader M, et al. Thymoquinone: an emerging natural drug with a wide range of medical applications. Iran J Basic Med Sci. 2014 Dec;17(12):950-7.
Density 1.1±0.1 g/cm3
Boiling Point 232.0±15.0 °C at 760 mmHg
Melting Point 167 ºC
Molecular Formula C10H12O2
Molecular Weight 164.201
Flash Point 103.9±0.0 °C
Exact Mass 164.083725
PSA 34.14000
LogP 2.33
Vapour Pressure 0.1±0.5 mmHg at 25°C
Index of Refraction 1.505
Storage condition 2~8°C
Water Solubility Very slightly soluble (0.82 g/L) (25 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GU5330000
CHEMICAL NAME :
2,5-Cyclohexadiene-1,4-dione, 2-methyl-5-(1-methylethyl)-
CAS REGISTRY NUMBER :
490-91-5
BEILSTEIN REFERENCE NO. :
1939047
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C10-H12-O2
MOLECULAR WEIGHT :
164.22
WISWESSER LINE NOTATION :
L6V DVJ B1 EY1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
10 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
20 nmol/plate
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 347,37,1995
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R22
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS GU5330000
HS Code 2914690090
HS Code 2914690090
Summary 2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Chemsrc provides CAS#:490-91-5 MSDS, density, melting point, boiling point, structure, formula, molecular weight, synthetic route, etc.
title: CAS No. 490-91-5 | Chemsrc address: https://m.chemsrc.com/en/baike/754384.html

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