4,6-Dihydroxy-2-mercaptopyrimidine
Suppliers
Names
[ CAS No. ]:
504-17-6
[ Name ]:
4,6-Dihydroxy-2-mercaptopyrimidine
[Synonym ]:
4,6(1H,5H)-pyrimidinedione, 2-mercapto-
4,6-Dihydroxy-2-mercaptopyrimidine
usafek-660
2-Sulfanylpyrimidine-4,6(1H,5H)-dione
2-Mercapto-4,6(1H,5H)-pyrimidinedione
2-Mercapto-4
Thiobarbituric Acid
4,6(1H,5H)-Pyrimidinedione, dihydro-2-thioxo-
Thiobarbituric
bathyran
Thiobarbituicacid
2-thioxodihydropyrimidine-4,6(1h,5h)-dione
MFCD00006674
AURORA KA-3842
EINECS 207-985-8
MALONYLTHIOUREA
Mealonylthiourea
2-Thiobarbituric Acid
2-Thioxodihydro-4,6(1H,5H)-pyrimidinedione
4,6-Dihydroxypyrimidine-2-thiol
austranal
Chemical & Physical Properties
[ Density]:
1.6±0.1 g/cm3
[ Boiling Point ]:
463.4ºC at 760 mmHg
[ Melting Point ]:
245 °C (dec.)(lit.)
[ Molecular Formula ]:
C4H4N2O2S
[ Molecular Weight ]:
144.152
[ Flash Point ]:
234ºC
[ Exact Mass ]:
143.999344
[ PSA ]:
90.29000
[ LogP ]:
-0.52
[ Index of Refraction ]:
1.645
[ Storage condition ]:
Controlled Substance, -20°C Freezer
[ Stability ]:
Stable. Incompatible with strong oxidizing agents.
[ Water Solubility ]:
<6 g/L (20 ºC)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- CQ7700000
- CHEMICAL NAME :
- Barbituric acid, 2-thio-
- CAS REGISTRY NUMBER :
- 504-17-6
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 6
- MOLECULAR FORMULA :
- C4-H4-N2-O2-S
- MOLECULAR WEIGHT :
- 144.16
- WISWESSER LINE NOTATION :
- T6VMYMV FHJ CUS
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >5 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(5),50,1981
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5060 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(5),50,1981
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 600 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 829 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(5),50,1981
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 4650 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(5),50,1981
Safety Information
[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
[ Hazard Codes ]:
Xi:Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S22-S24/25-S37/39-S26
[ RIDADR ]:
UN 3335
[ WGK Germany ]:
2
[ RTECS ]:
CQ7700000
[ HS Code ]:
29335995
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ 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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