Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Trifluorothymine
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5-(Trifluoromethyl)uracil
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: Trifluorothymine,54-20-6
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Trifluorothymine
Price: ￥Inquiry/1kg ￥Inquiry/25kg ￥Inquiry/200kg
Purity: 99.0%
Stocking Period: 3 Day
Contact: Wang Jie
Email: 3096638339@qq.com

54-20-6

54-20-6 structure

54-20-6 structure

Name: Trifluorothymine
Chemical Name: Trifluorothymine
CAS Number: 54-20-6
Molecular Formula: C₅H₃F₃N₂O₂
Molecular Weight: 180.085
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrimidine compound Urinary (urea)pyrimidine
Create Date: 2018-07-04 06:03:40
Modify Date: 2025-08-25 07:17:51

Name	Trifluorothymine
Synonyms	5-(Trifluoromethyl)-2,4(1H,3H)-pyrimidinedione 5-(trifluoromethyl)-1H-pyrimidine-2,4-dione MFCD00006024 EINECS 200-197-5 5-(trifluoromethyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione 5-(Trifluoromethyl)uracil 5-(Trifluoromethyl)pyrimidine-2,4(1H,3H)-dione 2,4(1H,3H)-Pyrimidinedione, 5-(trifluoromethyl)-

Density	1.6±0.1 g/cm3
Boiling Point	350ºC
Melting Point	245-246 °C(lit.)
Molecular Formula	C₅H₃F₃N₂O₂
Molecular Weight	180.085
Exact Mass	180.014664
PSA	65.72000
LogP	0.04
Index of Refraction	1.428
Storage condition	−20°C
Water Solubility	INSOLUBLE

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YR1750000

CHEMICAL NAME :: Uracil, 5-(trifluoromethyl)-

CAS REGISTRY NUMBER :: 54-20-6

LAST UPDATED :: 199709

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H3-F3-N2-O2

MOLECULAR WEIGHT :: 180.10

WISWESSER LINE NOTATION :: T6MVMVJ EXFFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 800 mg/kg

TOXIC EFFECTS :: Tumorigenic - active as anti-cancer agent

REFERENCE :: CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 24,1979,1964

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H301-H315-H319-H335
Precautionary Statements	P261-P301 + P310-P305 + P351 + P338
Hazard Codes	Xi
Risk Phrases	R22
Safety Phrases	S24/25
RIDADR	2811.0
WGK Germany	3
RTECS	YR1750000
HS Code	2933599090

Precursor 8
2314-97-8 66-22-8 2926-29-6 2145-56-4
116393-64-7 371-76-6 7057-43-4 57-13-6
DownStream 10
105480-41-9 3932-97-6 70-00-8 65-71-4
66-22-8 25509-03-9 16317-75-2 7057-43-4
78097-09-3 939791-38-5

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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