Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5,6,7,8-TETRAHYDRO-QUINAZOLIN-4-OL
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5,6,7,8-TETRAHYDRO-QUINAZOLIN-4-OL
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 5,6,7,8-TETRAHYDRO-QUINAZOLIN-4-OL
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

19178-19-9

19178-19-9 structure

19178-19-9 structure

Name: 5,6,7,8-TETRAHYDRO-QUINAZOLIN-4-OL
Chemical Name: 5,6,7,8-tetrahydro-1H-quinazolin-4-one
CAS Number: 19178-19-9
Molecular Formula: C₈H₁₀N₂O
Molecular Weight: 150.17800
Create Date: 2018-12-25 18:07:55
Modify Date: 2025-10-14 14:27:52

Name	5,6,7,8-tetrahydro-1H-quinazolin-4-one
Synonyms	5,6,7,8-Tetrahydro-3H-chinazolin-4-on 5,6,7,8-Tetrahydro-4(3H)-quinazolinone 5,6,7,8-Tetrahydroquinazolin-4-ol 5,6,7,8-tetrahydroquinazolin-4(3H)-one 4(3H)-Quinazolinone,5,6,7,8-tetrahydro 5,6,7,8-tetrahydro-3H-quinazolin-4-one Tetrahydro-5,6,7,8 (3H) quinazolinone-4 [French]

Density	1.35g/cm3
Boiling Point	284.9ºC at 760mmHg
Molecular Formula	C₈H₁₀N₂O
Molecular Weight	150.17800
Flash Point	126.1ºC
Exact Mass	150.07900
PSA	46.01000
LogP	1.06100
Vapour Pressure	0.0029mmHg at 25°C
Index of Refraction	1.666

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VA4199500

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

CAS REGISTRY NUMBER :: 19178-19-9

LAST UPDATED :: 198602

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H10-N2-O

MOLECULAR WEIGHT :: 150.20

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

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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