Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyrimidine-2,4,5-triol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20636-41-3

20636-41-3 structure

20636-41-3 structure

Name: 5-Hydroxyuracil
Chemical Name: 5-hydroxy-1H-pyrimidine-2,4-dione
CAS Number: 20636-41-3
Molecular Formula: C₄H₄N₂O₃
Molecular Weight: 128.08600
Catalog: Biochemical Nucleoside drugs Nucleotides and their analogues
Create Date: 2018-03-22 08:00:00
Modify Date: 2026-07-15 10:18:50

Name	5-hydroxy-1H-pyrimidine-2,4-dione
Synonyms	5-hydroxypyrimidine-2,4(1H,3H)-dione 2,4,5-TRIHYDROXYPYRIMIDINE //BP pyrimidine-2,4,5-triol 2,4(1H,3H)-Pyrimidinedione, 5-hydroxy 5-hydroxy-2,4(1H,3H)-pyrimidinedione 5-Hydroxy-1H-pyrimidin-2,4-dion ISOBBITURIC ACID 2,4,5-Trihydroxypyrimidine 5-HYDROXYURACIL 2,4(1H,3H)-Pyrimidinedione,5-hydroxy 2,4(1H,3H)-Pyrimidinedione, 5-hydroxy- (9CI) 2,4,5-TRIHYDROXYPYRIMIDINE 5-Hydroxyazouracil Pyrimidine-2,4,5-triol Fluorouracil Impurity 15 EINECS 207-829-9 MFCD00082987 ISOBBOTURIC ACID

Density	1.605g/cm3
Boiling Point	534.5ºC at 760mmHg
Melting Point	>300ºC (dec.)(lit.)
Molecular Formula	C₄H₄N₂O₃
Molecular Weight	128.08600
Flash Point	277ºC
Exact Mass	128.02200
PSA	75.27000
Appearance	crystalline \| light yellow

Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	26-36
WGK Germany	3
HS Code	2933599090

Precursor 10
66-22-8 51-20-7 5168-36-5 611-08-5
7647-01-0 82153-69-3 23899-73-2 7664-93-9
19186-12-0 34771-17-0
DownStream 9
106055-61-2 585-05-7 19186-12-0 13365-47-4
100-22-1 3328-20-9 31730-50-4 93623-77-9
5753-17-3

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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