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Key Documents

8.22137

Sigma-Aldrich

4-Propyl-2-thiouracil

for synthesis

Synonym(s):

4-Propyl-2-thiouracil, 4-Hydroxy-2-mercapto-6-propylpyrimidine

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About This Item

Empirical Formula (Hill Notation):
C7H10N2OS
CAS Number:
51-52-5
Molecular Weight:
170.23
MDL number:
MFCD00006041
UNSPSC Code:
12352104
EC Index Number:
200-103-2

Quality Level

200

Assay

≥98.0% (HPLC)

form

solid

potency

1250 mg/kg LD50, oral (Rat)

pH

6-7.5 (20 °C, 5 g/L in H2O, slurry)

mp

216-220 °C

transition temp

flash point 300 °C

solubility

1.1 g/L

bulk density

159 kg/m3

storage temp.

2-30°C

InChI

1S/C7H10N2OS/c1-2-3-5-4-6(10)9-7(11)8-5/h4H,2-3H2,1H3,(H2,8,9,10,11)

InChI key

KNAHARQHSZJURB-UHFFFAOYSA-N

Analysis Note

Assay (HPLC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 216 °C
Melting range (upper value): ≤ 220 °C
Identity (IR): passes test

Pictograms

Exclamation markHealth hazard
GHS07,GHS08

Signal Word

Warning

Hazard Statements

H302 - H351

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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