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Cas:75-13-8
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience 2. Free samples will be provided,ensure specifications and quality are right for customer 3. Customers will receive the most professional techn
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inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit
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inquiryISOCYANIC ACID Basic information Chemical Properties Physical properties Uses Preparation Product Name: ISOCYANIC ACID Synonyms: Bayhydur XP 2451/1;Polyisocyanates;HN=C=O;HNCO;Hydrogen isocyanate;ISOCYANIC ACID;Isocyanic acid(6CI,8CI,9CI);JAC
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inquiryISOCYANIC ACID CAS:75-13-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates
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Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Isocyanic acid CAS: 75-13-8 Specification Test Item Standard: USP Identification IR spectrum similar to that of RS HPLC retention time similar to that of RS Related substance
Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis: Trading(Raw Mater
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Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
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inquiryISOCYANIC ACID Chemical Properties Safety Information MSDS Information ISOCYANIC ACID Usage And Synthesis Definition ChEBI: A colourless, volatile, poisonous inorganic compound with the formula HNCO; the
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inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality produc
Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
factory Storage:Shading, sealed and preserved. Package:Grams, Kilograms Application:An organic synthetic intermediate used Transportation:According to customer request Port:Qingdao
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Conditions | Yield |
---|---|
anhyd. cyanate salt reacted with two equiv. amt. of dry org. acid, heated in vac. at 130°C; passed through tube filled with P4O10, collected in liq. N2 trap; | 70% |
React. of KNCO with an excess of stearic acid at 90-110°C in a vac. glass line.; Removal of H2O (P2O5), trap to trap distn. at -80°C.; | |
heating at 373K; |
Conditions | Yield |
---|---|
anhyd. cyanate salt reacted with two equiv. amt. of dry org. acid, heated in vac. at 130°C; passed through tube filled with P4O10, collected in liq. N2 trap; | 70% |
In neat (no solvent) heating mixture of NaNCO and stearic acid under vacuum by the method of G.T. Fujimoto, M.E. Umstead and M.C. Lin, Chem.Phys. 65 (1982) 197; passing through P2O5 column and Ag2O column, trap-to-trap-destn. at -115 ° C in vacuo, 2 - 3 % CO2 by mass spectrometry; |
Conditions | Yield |
---|---|
anhyd. cyanate salt reacted with two equiv. amt. of dry org. acid, heated in vac. at 130°C; collected in liq. N2 trap, distd. in vac.; | 65% |
Conditions | Yield |
---|---|
anhyd. cyanate salt reacted with two equiv. amt. of dry org. acid, heated in vac. at 130°C; collected in liq. N2 trap, distd. in vac.; | 65% |
2-amino-6-phenyl-4H-pyran-3,5-dicarbonitrile
A
cinnamonitrile
B
isocyanic acid
C
acrylonitrile
Conditions | Yield |
---|---|
In methanol for 5h; Irradiation; other pyrans or thiopyrans; | A 10% B n/a C 10% D 60% |
Conditions | Yield |
---|---|
In diethyl ether | 50% |
Conditions | Yield |
---|---|
excess of AgNCO, lower temp.; distillation; | 42% |
2-amino-6-phenyl-4H-pyran-3,5-dicarbonitrile
A
cinnamonitrile
B
isocyanic acid
Conditions | Yield |
---|---|
at 180 - 200℃; for 3h; other pyrans or thiopyrans; | A 2% B n/a C 38.1% |
carbon monoxide
hydrogen
nitrogen(II) oxide
A
isocyanic acid
B
ammonia
C
water
Conditions | Yield |
---|---|
With catalyst: Pt/SiO2 In gas byproducts: N2O, N2, CO2; gas mixt. of NO:CO:H2 = 2800:3400:1200 ppm at temp. 315°C; gas chromy.; detd. by IR calcn.; | A 35% B n/a C n/a |
With catalyst: Pd/SiO2 In gas byproducts: N2O, N2, CO2; gas mixt. of NO:CO:H2 = 2800:3400:1200 ppm at temp. 235-300°C; gas chromy.; detd. by IR calcn.; | A 20% B n/a C n/a |
With catalyst: Rh/SiO2 In gas byproducts: N2O, N2, CO2; gas mixt. of NO:CO:H2 = 2800:3400:1200 ppm at temp. 180-226°; gas chromy.; detd. by IR calcn.; | A 14% B n/a C n/a |
Conditions | Yield |
---|---|
With lead(IV) acetate In dichloromethane for 5h; Ambient temperature; | A n/a B 32% |
hydrazinecarboxylic acid methyl ester
A
isocyanic acid
B
aminoisocyanate
Conditions | Yield |
---|---|
at 500℃; |
Conditions | Yield |
---|---|
With O(1D2); dinitrogen monoxide for 9h; Kinetics; Mechanism; also other oxygen atom; |
Conditions | Yield |
---|---|
With phosphate buffer pH 7; hydroxide In methanol at 25℃; Rate constant; Mechanism; |
Conditions | Yield |
---|---|
Irradiation; | |
In solid matrix Irradiation (UV/VIS); irradiation (254 nm) in solid argon matrix at 12 K; identified by IR spectroscopy; |
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 5.5-7.0; |
Conditions | Yield |
---|---|
at -196.1℃; Irradiation; |
S-(4-methylphenyl) thiocarbamate
A
isocyanic acid
B
4-Methyl-benzenethiol anion
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 6.5-8.0; |
S-(4-chlorophenyl) thiocarbamate
A
4-Chloro-benzenethiol anion
B
isocyanic acid
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 6.0-7.5; |
S-(4-bromophenyl) thiocarbamate
A
isocyanic acid
B
4-bromo-benzenethiol; deprotonated form
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 5.5-6.5; |
S-(4-methoxyphenyl) thiocarbamate
A
isocyanic acid
B
4-methoxybenzenethiolate
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 6.0-8.0; |
S-(4-nitrophenyl) thiocarbamate
A
isocyanic acid
B
4-nitrophenylthiolate
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 4.0-5.5; |
Conditions | Yield |
---|---|
With hydroxide In water at 25℃; Rate constant; pH 5.5-7.0; |
methoxycarbamic acid methyl ester
A
methanol
B
formaldehyd
C
isocyanic acid
D
methoxy isocyanate
Conditions | Yield |
---|---|
at 300℃; |
methoxycarbamic acid methyl ester
A
formaldehyd
B
isocyanic acid
C
methyleneamine
D
methoxy isocyanate
Conditions | Yield |
---|---|
Product distribution; Mechanism; Heating; further temp., residence time, also with N-ethoxycarbonyl-O-methylhydroxylamine; |
1-Nitropropen
A
fulminic acid
B
isocyanic acid
C
hydrogen cyanide
D
carbon monoxide
E
nitrogen(II) oxide
F
acetaldehyde
Conditions | Yield |
---|---|
at 20 - 700℃; under 0.5 - 0.8 Torr; for 3h; Product distribution; Mechanism; other nitropropene and 3-propenyl nitrite; |
ketenyl radical
A
isocyanic acid
B
hydrogen cyanide
C
carbon dioxide
D
carbon monoxide
Conditions | Yield |
---|---|
With nitric oxide at 16.9 - 426.9℃; under 2 Torr; Kinetics; Thermodynamic data; Product distribution; |
Conditions | Yield |
---|---|
at 376.9℃; | |
In neat (no solvent, solid phase) decompd. at 650°C; condensed in tube cooled by liquid N2; |
Conditions | Yield |
---|---|
cobalt(II) sulfate; copper(II) sulfate at 99.9 - 479.9℃; Kinetics; other catalysts in the presence of oxamide(cyanuric acid); |
3,4-diaminofurazan
A
isocyanic acid
B
CYANAMID
C
aminoisocyanate
Conditions | Yield |
---|---|
at 500℃; |
3-phenylisoxazolo[5,4-d]pyrimidin-4(5H)-one
A
isocyanic acid
B
hydrogen cyanide
C
phenyliminopropadienone
Conditions | Yield |
---|---|
at 700℃; Mechanism; flash vacuum pyrolysis; also for Maldrum's acid derivatives; |
Conditions | Yield |
---|---|
With 1-methyl-1H-imidazole In dichloromethane at 23℃; for 18h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
at 160℃; | 98% |
Conditions | Yield |
---|---|
In hydrogenchloride at 100℃; for 3h; | 97% |
isocyanic acid
3-trifluoromethylaniline
1,3-bis(m-α,α,α-trifluorotolyl)urea
Conditions | Yield |
---|---|
at 160℃; | 96% |
Conditions | Yield |
---|---|
In 1,4-dioxane at 0℃; | 95% |
isocyanic acid
1,10-diperoxydecanedioic acid
sebacoyl bisperoxycarbamate
Conditions | Yield |
---|---|
In 1,4-dioxane at 0℃; | 93% |
Conditions | Yield |
---|---|
With zinc(II) chloride In toluene at -5℃; for 2h; Inert atmosphere; | 89% |
isocyanic acid
bis(acetonitrile)decacarbonyltriosmium
Conditions | Yield |
---|---|
In dichloromethane Os-comlex in CH2Cl2 treated with excess of HNCO at room temp.; | 87% |
isocyanic acid
Conditions | Yield |
---|---|
In acetonitrile | 85% |
isocyanic acid
(hydroxy-phenyl-methyl)-phosphonic acid diisopropyl ester
(α-diisopropoxyphosphinyl)benzyl allophanate
Conditions | Yield |
---|---|
In diethyl ether 1) 0 deg C, 2) RT; | 80% |
isocyanic acid
1,1,3,3-tetramethyldisilazane
dimethylisocyanatosilane
Conditions | Yield |
---|---|
80% |
Conditions | Yield |
---|---|
In toluene | 78% |
Conditions | Yield |
---|---|
In benzene | 75% |
isocyanic acid
diethyl [hydroxy(phenyl)methyl]phosphonate
α-(diethoxyphosphinyl)benzyl allophanate
Conditions | Yield |
---|---|
In diethyl ether 1) 0 deg C, 1h, 2) RT, 2h; | 73% |
isocyanic acid
2,4-bis[2,6-bis(2,4,6-trimethylphenyl)phenyl]-1,3-diphospha-2,4-diazacyclobutane
Conditions | Yield |
---|---|
In toluene at -196 - 25℃; Inert atmosphere; | 72% |
tetrahydrofolic acid
isocyanic acid
(S)-2-{4-[(2-Amino-5-carbamoyl-4-oxo-3,4,5,6,7,8-hexahydro-pteridin-6-ylmethyl)-amino]-benzoylamino}-pentanedioic acid
Conditions | Yield |
---|---|
With sodium acetate In water for 4h; | 69% |
Conditions | Yield |
---|---|
In tetrachloromethane | 68% |
Conditions | Yield |
---|---|
Stage #1: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With bis(trichloromethyl) carbonate; sodium hydrogencarbonate In dichloromethane at 0℃; for 0.25h; Stage #2: isocyanic acid; N-(pyrazin-2-yl)piperidine-4-formamide In dichloromethane at 20℃; for 1h; | 65% |
dimethoxomanganese(IV) tetraphenylporphyrin
isocyanic acid
A
bis(isocyanato)(5,10,15,20-tetraphenylporphinato)manganese(IV)*0.438CH2Cl2
B
isocyanato(5,10,15,20-tetraphenylporphinato)manganese(III)
Conditions | Yield |
---|---|
With CH2Cl2 In dichloromethane under N2, soln. of Mn-complex in CH2Cl2 cooled to -50°C, treatedwith 10 equiv of HNCO, stirred for 5 min at -50°C, filtered, filtrate stirred for 4 min at -50°C; hexane added dropwise over 15 min, filtered, ppt. rinsed with hexane, dried in vac. at 25°C for 40 h; elem. anal.; | A 64% B n/a |
isocyanic acid
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 100℃; for 3.5h; Inert atmosphere; | 61% |
Conditions | Yield |
---|---|
In benzene | 60% |
isocyanic acid
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid; hydroquinone In toluene at 100℃; for 7h; Inert atmosphere; Sealed tube; | 56.1% |
Conditions | Yield |
---|---|
In benzene | 54% |
Conditions | Yield |
---|---|
In benzene | 53% |
Conditions | Yield |
---|---|
In benzene | 51% |
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