Thiourea supplier | CasNO.62-56-6

Name
Thiocarbamide
EINECS 200-543-5
CAS No. 62-56-6
Article Data13
CAS DataBase
Density 1.326 g/cm³
Solubility 13.6 g/100 mL (20 °C) in water
Melting Point 171 °C
Formula CH₄N₂S
Boiling Point 186.836 °C at 760 mmHg
Molecular Weight 76.13
Flash Point 66.796 °C
Transport Information UN 2811 6.1/PG 3
Appearance white crystals or powder
Safety 36/37-61
Risk Codes 22-40-51/53-63
Molecular Structure
Hazard Symbols Xn, N
Synonyms Thiocarbamide;Urea, thio-;beta-Thiopseudourea;Pseudothiourea;Sulourea;Thio urea;Thiocarbonic acid diamide;.beta.-Thiopseudourea;Urea, thio- (8CI);Thiocarbamide, thiourea;Usaf ek-497;2-Thiopseudourea;Isothiourea;Thiomocovina [Czech];Sulfouren;Urea, 2-thio-;
PSA 84.13000
LogP 0.58930

Synthetic route

: 3129-90-6
isothiocyanic acid

: 62-56-6
thiourea

Conditions

Conditions	Yield
With ammonia

: 326829-08-7
3-chloro-5,5-dimethyl-4,5-dihydroisoxazoline

: 62-56-6
thiourea

: 5,5-dimethyl-4,5-dihydroisoxazol-3-yl carbamimidothioate hydrobromide

Conditions

Conditions	Yield
Stage #1: thiourea With hydrogen bromide In acetonitrile at 20℃; for 1h; Stage #2: 3-chloro-5,5-dimethyl-4,5-dihydroxyisoxazole In acetonitrile at 40℃;	96%

: 5-thiocyanatomethyl-8-methyl-2H,4H-1,3-dioxino<4,5-c>pyridine

: 62-56-6
thiourea

: C10H14N3O2S(1+)*ClH*Cl(1-)

Conditions

Conditions	Yield
In ethanol for 1h; Heating;	93%

: 797799-58-7
2-methyl-2-phenyl-1,3-oxathiolan-5-one

: 104-88-1
4-chlorobenzaldehyde

: 62-56-6
thiourea

: C10H9ClN2OS2

Conditions

Conditions	Yield
Stage #1: 2-methyl-2-phenyl-1,3-oxathiolan-5-one; 4-chlorobenzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	93%

...Expand

: 111335-14-9
5-chloromethyl-1,3-dioxinopyridine

: 62-56-6
thiourea

: S-(8-methyl-2H,4H-1,3-dioxino<4,5-c>pyridyl)methylthiuronium hydrochloride

Conditions

Conditions	Yield
In ethanol for 1h; Heating;	91%

: 797799-58-7
2-methyl-2-phenyl-1,3-oxathiolan-5-one

: 100-10-7
4-dimethylamino-benzaldehyde

: 62-56-6
thiourea

: C12H15N3OS2

Conditions

Conditions	Yield
Stage #1: 2-methyl-2-phenyl-1,3-oxathiolan-5-one; 4-dimethylamino-benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	91%

...Expand

: 1199-01-5
2-phenylazlactone

: 100-52-7
benzaldehyde

: 62-56-6
thiourea

: C17H15N3O2S

Conditions

Conditions	Yield
Stage #1: 2-phenylazlactone; benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	90%

...Expand

: 1199-01-5
2-phenylazlactone

: 100-10-7
4-dimethylamino-benzaldehyde

: 62-56-6
thiourea

: C19H20N4O2S

Conditions

Conditions	Yield
Stage #1: 2-phenylazlactone; 4-dimethylamino-benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	89%

...Expand

: tert-butyl (1R,5S,6R)-6-(3-ethoxy-3-oxopropanoyl)-3-azabicyclo[3.1.0]hexane-3-carboxylate

: 62-56-6
thiourea

: tert-butyl (1R,5S,6r)-6-(6-hydroxy-2-mercaptopyrimidin-4-yl)-3-azabicyclo[3.1.0]hexane-3-carboxylate

Conditions

Conditions	Yield
With sodium methylate In methanol for 16h; Reflux; Inert atmosphere;	88.6%

: 1199-01-5
2-phenylazlactone

: 104-88-1
4-chlorobenzaldehyde

: 62-56-6
thiourea

: C17H14ClN3O2S

Conditions

Conditions	Yield
Stage #1: 2-phenylazlactone; 4-chlorobenzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	88%

...Expand

: 797799-58-7
2-methyl-2-phenyl-1,3-oxathiolan-5-one

: 100-52-7
benzaldehyde

: 62-56-6
thiourea

: C10H10N2OS2

Conditions

Conditions	Yield
Stage #1: 2-methyl-2-phenyl-1,3-oxathiolan-5-one; benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	86%

...Expand

: 54107-71-0
6-amino-5-chloro-1,3-dimethylpyrimidin-2,4-dione

: 62-56-6
thiourea

: 79576-81-1
1,3-Dimethyl-5-amidinothio-6-aminouracil Hydrochlorid

Conditions

Conditions	Yield
In ethanol for 4h; Ambient temperature;	85%

: 1199-01-5
2-phenylazlactone

: 123-11-5
4-methoxy-benzaldehyde

: 62-56-6
thiourea

: C18H17N3O3S

Conditions

Conditions	Yield
Stage #1: 2-phenylazlactone; 4-methoxy-benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	85%

...Expand

: 797799-58-7
2-methyl-2-phenyl-1,3-oxathiolan-5-one

: 123-11-5
4-methoxy-benzaldehyde

: 62-56-6
thiourea

: C11H12N2O2S2

Conditions

Conditions	Yield
Stage #1: 2-methyl-2-phenyl-1,3-oxathiolan-5-one; 4-methoxy-benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	85%

...Expand

: 1447827-69-1
(2-(N,N-dimethylamino)methylidene)-4,5-dihydrothiophen-3-one

: 62-56-6
thiourea

: 1375067-93-8
6,7-dihydrothieno[3,2-d]pyrimidine-2-thiol

Conditions

Conditions	Yield
With sodium methylate; sodium hydrogencarbonate at 100℃; for 3h;	85%

: 18089-46-8
β-sitosteryl p-toluenesulfonate

: 62-56-6
thiourea

: β-sitosteryl isothiouronium tosylate

Conditions

Conditions	Yield
In pyridine; ethanol for 4.5h; Heating;	82%

: 6035-46-7
sodium hydroxymethanesulfonate monohydrate

: 62-56-6
thiourea

: 120642-72-0
disodium salt of N,N'-disulfomethylthiourea

Conditions

Conditions	Yield
With sodium hydroxide at 90 - 100℃; for 3h;	81%

: 19645-78-4
5-bromobarbituric acid

: 62-56-6
thiourea

: 409315-26-0
(2,4,6-trioxohexahydropyrimidin-5-yl) carbamimidothioate

Conditions

Conditions	Yield
In water at 50 - 60℃; for 1h; Solvent; Time; Green chemistry;	81%

: 1204388-39-5
1,4-diaza-3-bromo-cyclohexane-2,5-dione

: 62-56-6
thiourea

: 1204388-41-9
2-imino-6-oxo-thiazolo[4,5-b]piperazine

Conditions

Conditions	Yield
With pyridine In ethanol for 0.25h; Sonication;	78%

: 1447827-70-4
4-((N,N-dimethylamino)methylidene)-4,5-dihydrothiophen-3-one

: 62-56-6
thiourea

: 1375067-64-3
5,7-dihydrothieno[3,4-d]pyrimidine-2-thiol

Conditions

Conditions	Yield
With sodium methylate; sodium hydrogencarbonate at 100℃; for 3h;	72%

: 104802-75-7
2-chloro-7-methyladenine hydrochloride

: 62-56-6
thiourea

: 104802-77-9
2-thio-6-amino-7-methylpurine

Conditions

Conditions	Yield
In butan-1-ol for 6.5h; Heating;	67%

: 3-(1,2-dihydro-4-hydroxy-1-methyl-2-oxoquinolin-3-yl)-3-oxopropanal

: 62-56-6
thiourea

: 4-hydroxy-3-(2-mercaptopyrimidin-4-yl)-1-methylquinolin-2(1H)-one

Conditions

Conditions	Yield
In ethanol for 4h; Reflux;	66%

: ethyl 4-(chloromethyl)-7-(methoxymethyl)-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate

: 68-12-2, 33513-42-7
N,N-dimethyl-formamide

: 62-56-6
thiourea

: N-{4-(7-methoxymethyl-4-oxo-8-phenyl-1,4-dihydropyrazolo[5,1-c][1,2,4]triazin-3-yl)-1,3-thiazol-2-yl}formamide

Conditions

Conditions	Yield
for 0.166667h; Reflux;	64%

...Expand

: ethyl 4-(chloromethyl)-7-methyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate

: 68-12-2, 33513-42-7
N,N-dimethyl-formamide

: 62-56-6
thiourea

: N-{4-(7-methyl-4-oxo-8-phenyl-1,4-dihydropyrazolo[5,1-c][1,2,4]triazin-3-yl)-1,3-thiazol-2-yl}formamide

Conditions

Conditions	Yield
for 0.166667h; Reflux;	62%

...Expand

: 5381-33-9
2-benzylidene-indan-1,3-dione

: 62-56-6
thiourea

: 60477-74-9
2-Thiono-4-phenyl-5-oxotetrahydroindeno<1,2-d>pyrimidine

Conditions

Conditions	Yield
at 170℃;	60%

: 92600-09-4
3,3-dimercapto-1-(4-biphenyl)-2-propen-1-one

: 62-56-6
thiourea

: 2,4-Dimercapto-6-(4-biphenyl)pyrimidine

Conditions

Conditions	Yield
With NaOC3H7 In propan-1-ol for 2h; Heating;	52%

: 1199-01-5
2-phenylazlactone

: 100-10-7
4-dimethylamino-benzaldehyde

: 62-56-6
thiourea

: C19H20N4O2S

Conditions

Conditions	Yield
Stage #1: 2-phenylazlactone; 4-dimethylamino-benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	52%

...Expand

: 797799-58-7
2-methyl-2-phenyl-1,3-oxathiolan-5-one

: 100-10-7
4-dimethylamino-benzaldehyde

: 62-56-6
thiourea

: C20H23N3O2S2

Conditions

Conditions	Yield
Stage #1: 2-methyl-2-phenyl-1,3-oxathiolan-5-one; 4-dimethylamino-benzaldehyde With 1-n-butyl-3-methylimidazolim bromide In acetonitrile at 20℃; Knoevenagel condensation; Stage #2: thiourea In acetonitrile at 20℃; optical yield given as %de; diastereoselective reaction;	51%

...Expand

: 1204388-40-8
1,4-diaza-3,3-dibromo-cyclohexane-2,5-dione

: 62-56-6
thiourea

: 1204388-56-6
1-thia-2-imino-3,5,8-triaza-3H,5H,8H-7-dihydro-6,9-dioxo-spiro[3,5]nonane

Conditions

Conditions	Yield
With pyridine In ethanol for 0.133333h; Sonication;	51%

: (Z)-4-Bromo-3-hydroxy-1-(3-methoxy-phenyl)-but-3-en-1-one

: 62-56-6
thiourea

: 134259-66-8
2-(2-Amino-thiazol-4-yl)-1-(3-methoxy-phenyl)-ethanone; hydrobromide

Conditions

Conditions	Yield
In acetone 1.) RT, 2.) reflux, 30 min;	50%

: (Z)-4-Bromo-1-(3,4-dimethyl-phenyl)-3-hydroxy-but-3-en-1-one

: 62-56-6
thiourea

: 134259-71-5
2-(2-Amino-thiazol-4-yl)-1-(3,4-dimethyl-phenyl)-ethanone; hydrobromide

Conditions

Conditions	Yield
In acetone 1.) RT, 2.) reflux, 30 min;	48%

Thiourea Chemical Properties

Molecule structure of Thiourea (CAS NO.62-56-6):

IUPAC Name: Thiourea
Molecular Weight: 76.12086 g/mol
Molecular Formula: CH₄N₂S
Density: 1.326 g/cm³
Melting Point: 171 °C
Boiling Point: 186.8 °C at 760 mmHg
Flash Point: 66.8 °C
Index of Refraction: 1.654
Molar Refractivity: 21.04 cm³
Molar Volume: 57.3 cm³
Polarizability: 8.34×10^-24 cm³
Surface Tension: 89.5 dyne/cm
Enthalpy of Vaporization: 42.31 kJ/mol
Vapour Pressure: 0.65 mmHg at 25 °C
Storage Temp.: store at RT.
Water Solubility: 13.6 g/100 mL (20 °C)
XLogP3-AA: -0.8
H-Bond Donor: 2
Tautomer Count: 2
Exact Mass: 76.009519
MonoIsotopic Mass: 76.009519
Topological Polar Surface Area: 52
Heavy Atom Count: 4
Complexity: 29
Canonical SMILES: C(=S)(N)N
InChI: InChI=1S/CH4N2S/c2-1(3)4/h(H4,2,3,4)
InChIKey: UMGDCJDMYOKAJW-UHFFFAOYSA-N
EINECS: 200-543-5
Product Categories: Inorganic Chemicals;Organics

Thiourea Uses

Thiourea is used as reagents used for analysis, complex indicator and chromatography reagents.

Thiourea Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
frog	LDLo	subcutaneous	10gm/kg (10000mg/kg)		"Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59Vol. 5, Pg. 177, 1959.
guinea pig	LDLo	subcutaneous	4gm/kg (4000mg/kg)		"Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59Vol. 5, Pg. 177, 1959.
mammal (species unspecified)	LD50	intraperitoneal	3500mg/kg (3500mg/kg)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(3), Pg. 42, 1986.
mammal (species unspecified)	LDLo	oral	1gm/kg (1000mg/kg)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(3), Pg. 42, 1986.
man	LDLo	unreported	147mg/kg (147mg/kg)		"Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970.
mouse	LD50	intraperitoneal	100mg/kg (100mg/kg)		National Technical Information Service. Vol. AD277-689,
rabbit	LDLo	oral	6985mg/kg (6985mg/kg)		"Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59Vol. 5, Pg. 177, 1959.
rat	LD50	intraperitoneal	436mg/kg (436mg/kg)		Food and Cosmetics Toxicology. Vol. 3, Pg. 597, 1965.
rat	LD50	oral	125mg/kg (125mg/kg)		"Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59Vol. 5, Pg. 177, 1959.
women	TDLo	oral	1660mg/kg/5W (1660mg/kg)	BLOOD: HEMORRHAGE BLOOD: GRANULOCYTOPENIA BLOOD: CHANGES IN CELL COUNT (UNSPECIFIED)	Lancet. Vol. 246, Pg. 179, 1944.

Thiourea Safety Profile

Hazard Codes: Harmful Xn, Dangerous N
Risk Statements: 22-40-51/53-63
R22:Harmful if swallowed.
R40:Limited evidence of a carcinogenic effect.
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R63:Possible risk of harm to the unborn child.
Safety Statements: 36/37-61
S36/37:Wear suitable protective clothing and gloves.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 2
RTECS: YU2800000
HazardClass: 6.1
PackingGroup: III
HS Code: 29309070
Hazardous Substances Data: 62-56-6(Hazardous Substances Data)

Thiourea Specification

Thiourea (CAS NO.62-56-6) is also named as 2-Thiopseudourea ; 2-Thiourea ; AI3-03582 ; CCRIS 588 ; Caswell No. 855 ; EPA Pesticide Chemical Code 080201 ; HSDB 1401 ; Isothiourea ; NSC 5033 ; Pseudothiourea ; Pseudourea, 2-thio- ; RCRA waste number U219 ; Sulourea ; THU ; Thiocarbamide ; Thiocarbonic acid diamide ; Thiomocovina ; Thiomocovina [Czech] ; Thiuronium ; Tsizp 34 ; USAF EK-497 ; Urea, 2-thio- ; Urea, thio- ; beta-Thiopseudourea . Thiourea (CAS NO.62-56-6) is white crystals or powder . It is water soluble. Thiourea is toxic and carcinogenic. When heated to decomposition Thiourea emits very toxic fumes of oxides of sulfur and oxides of nitrogen. Violent exothermic polymerization reaction with acrylaldehyde (acrolein), violent decomposition of the reaction product with hydrogen peroxide and nitric acid , spontaneous explosion upon grinding with potassium chlorate. Poisonous inhaled or swallowed. Irritating to skin; may cause allergic skin eruptions.

Product Name

Thiocarbamide

Synthetic route

Thiourea Chemical Properties

Thiourea Uses

Thiourea Toxicity Data With Reference

Thiourea Safety Profile

Thiourea Specification

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