Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4(3H)-Quinazolinone, 5,6,7,8-tetrahydro-2-methyl-
Price:
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4(3H)-Quinazolinone, 5,6,7,8-tetrahydro-2-methyl-
Price: ￥1886.0/1g ￥5396.0/5g ￥786.0/250mg ￥566.0/100mg
Purity: 97.0%
Stocking Period: 1 Day
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4(3H)-Quinazolinone, 5,6,7,8-tetrahydro-2-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

19178-21-3

19178-21-3 structure

Name: 4(3H)-Quinazolinone, 5,6,7,8-tetrahydro-2-methyl-
Chemical Name: 2-methyl-5,6,7,8-tetrahydro-1H-quinazolin-4-one
CAS Number: 19178-21-3
Molecular Formula: C₉H₁₂N₂O
Molecular Weight: 164.20400
Create Date: 2018-12-31 13:13:20
Modify Date: 2024-01-09 18:02:55

Name	2-methyl-5,6,7,8-tetrahydro-1H-quinazolin-4-one
Synonyms	2-Methyl-5,6,7,8-tetrahydro-3H-quinazolin-4-one 2-Methyl-5,6,7,8-tetrahydroquinazolin-4-ol 2-Methyl-5,6,7,8-tetrahydro-3H-chinazolin-4-on 5,6,7,8-tetrahydro-2-methyl-4-quinazolone

Density	1.3g/cm3
Boiling Point	291.2ºC at 760 mmHg
Molecular Formula	C₉H₁₂N₂O
Molecular Weight	164.20400
Flash Point	129.9ºC
Exact Mass	164.09500
PSA	45.75000
LogP	0.95710
Vapour Pressure	0.00198mmHg at 25°C
Index of Refraction	1.644

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VA4252000

CHEMICAL NAME :: 4(3H)-Quinazolinone, 5,6,7,8-tetrahydro-2-methyl-

CAS REGISTRY NUMBER :: 19178-21-3

LAST UPDATED :: 198602

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C9-H12-N2-O

MOLECULAR WEIGHT :: 164.23

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 :: 400 mg/kg

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

REFERENCE :: CHTPBA Chimica Therapeutica. (Paris, France) V.1-8, 1965-73. For publisher information, see EJMCA5. Volume(issue)/page/year: 2,231,1967

HS Code	2933990090

68965-62-8

124-42-5

~69%

19178-21-3

Literature: Yu, Lin; Wang, Min; Li, Pinhua; Wang, Lei Applied Organometallic Chemistry, 2012 , vol. 26, # 11 p. 576 - 582,7

105550-62-7

~65%

19178-21-3

Literature: Fueloep, Ferenc; Bernath, Gabor Synthesis, 1985 , # 12 p. 1148 - 1149

124-42-5

1655-07-8

19178-21-3

Literature: American Home Products Corporation Patent: US5234936 A1, 1993 ;

143-37-3

1655-07-8

19178-21-3

Literature: Baumgarten et al. Journal of the American Chemical Society, 1958 , vol. 80, p. 6609,6611

62360-62-7

19178-21-3

Literature: Sedenkova, Kseniya N.; Averina, Elena B.; Grishin, Yuri K.; Kuznetsova, Tamara S.; Zefirov, Nikolay S. Tetrahedron Letters, 2014 , vol. 55, # 2 p. 483 - 485

1404219-84-6

19178-21-3

Literature: Sedenkova, Kseniya N.; Averina, Elena B.; Grishin, Yuri K.; Kuznetsova, Tamara S.; Zefirov, Nikolay S. Tetrahedron Letters, 2014 , vol. 55, # 2 p. 483 - 485

Precursor 6
68965-62-8 124-42-5 105550-62-7 1655-07-8
143-37-3 62360-62-7
DownStream 0

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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