Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(3-phenyl-2-propen-1-ylidene)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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23450-49-9

23450-49-9 structure

23450-49-9 structure

Name: 2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(3-phenyl-2-propen-1-ylidene)-
Chemical Name: 5-[(E)-3-phenylprop-2-enylidene]-1,3-diazinane-2,4,6-trione
CAS Number: 23450-49-9
Molecular Formula: C₁₃H₁₀N₂O₃
Molecular Weight: 242.23000
Create Date: 2017-03-15 03:09:30
Modify Date: 2025-08-26 18:26:13

Name	5-[(E)-3-phenylprop-2-enylidene]-1,3-diazinane-2,4,6-trione
Synonyms	5-(3-phenyl-allylidene)-pyrimidine-2,4,6-trione 5-Cinnamyliden-barbitursaeure 2,4,6(1H,3H,5H)Pyrimidinetrione,5-cinnamylidene BARBITURIC ACID,5-CINNAMYLIDENE Meterocycle 5-Cinnamylidenebarbituric acid

Density	1.391g/cm3
Molecular Formula	C₁₃H₁₀N₂O₃
Molecular Weight	242.23000
Exact Mass	242.06900
PSA	75.27000
LogP	1.64980
Index of Refraction	1.699

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CQ2447500

CHEMICAL NAME :: Barbituric acid, 5-cinnamylidene-

CAS REGISTRY NUMBER :: 23450-49-9

BEILSTEIN REFERENCE NO. :: 0208961

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C13-H10-N2-O3

MOLECULAR WEIGHT :: 242.25

WISWESSER LINE NOTATION :: T6MVMVYVJ EU2U1R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04526

HS Code	2933540000

14371-10-9 structure

14371-10-9

67-52-7 structure

67-52-7

~97%

23450-49-9 structure

23450-49-9

Literature: Ciba-Geigy Corporation Patent: US4124760 A1, 1978 ;

67-52-7 structure

67-52-7

104-55-2 structure

104-55-2

~83%

23450-49-9 structure

23450-49-9

Literature: Cremlyn, Richard; Bassin, Jatinder P.; Ahmed, Fozia; Hastings, Michael; Hunt, Ian; Mattu, Tajinder Phosphorus, Sulfur and Silicon and the Related Elements, 1992 , vol. 73, # 1-4 p. 161 - 172

Precursor 3
14371-10-9 67-52-7 104-55-2
DownStream 0

HS Code	2933540000
Summary	2933540000 other derivatives of malonylurea (barbituric acid); salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:20.0%

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