Welcome to LookChem.com Sign In|Join Free

CAS

  • or

593-85-1

Post Buying Request

593-85-1 Suppliers

Recommended suppliersmore

  • Product
  • FOB Price
  • Min.Order
  • Supply Ability
  • Supplier
  • Contact Supplier

593-85-1 Usage

High purity Guanidine carbonate synthesis method

Guanidine carbonate is an extremely versatile organic chemical products, it is mainly used in flame retardants, flocculants, foaming agents, synthetic sulfa drugs, etc. Guanidine carbonate is also used as synthetic detergent builders, high-quality cosmetics raw materials.Synthesis of guanidine carbonate is reported by many literatures [1-3] .The main domestic guanidine carbonate production is that molt dicyandiamide and ammonium chloride to generate guanidine hydrochloride, generate free guanidine under the action of the alkali, and then by the reaction of free guanidine and carbon dioxide to produce guanidine carbonate. this route is easy to generate melamine and its dimers, trimers and other impurities because of the high-temperature melting , and the presence of Cl-, Na + in the system is difficult to completely removed , even if the purity is> 99% of guanidine carbonate, its ash content is still up 0.2%, it is difficult to obtain high purity guanidine carbonate. in this paper, cyanamide as raw materials, reacts with carbon dioxide and ammonia in one step synthesis of guanidine carbonate, also known as ash-free guanidine carbonate, and then purify , to obtain a high purity guanidine carbonate, the reaction equation is as follows: 2NH2CN + CO2 + 2NH3 + H20 → [NH2C (: NH) NH2] 2H2CO3 Author: Zhouzhao Liang Xie Jianwei Zhou Xiaohong Jiang Yongqing Author: Zhouzhao Liang, Xie Jianwei (Research Institute of Zhejiang University of West Branch Quzhou 324006) Zhou Xiaohong, Jiang Yongqing (Institute of Fine Chemicals Group Technology Center Juhua Quzhou 324004)

Reference quality standards

[Industry Grade ] Name of Item Technical index Premium grade B product Appearance white crystalline white powder Content of ≥ 99% 98% Ammonium ≤ 0.45% 1.0% Water insoluble matter ≤ 0.2% 0.2% Moisture ≤ 0.2% 0.2% Ash ≤ 0.15% 0.2% Water-soluble test Qualified Qualified PH value (4% 25 ℃) 11.4 11.4 [Pharmaceutical Grade ] Name of Item Technical index Premium grade Appearance white crystals Content ≥ 99% Ammonium salt (with NH4Cl meter) ≤ 0.45% Water insoluble matter ≤ 0.2% Moisture ≤ 0.2% Ash ≤ 0.1% Water-soluble test Qualified PH value (4% 25 ℃) 11.4 Heavy Metal ppm ≤10 Arsenic ppm ≤3 The above information is edited by the lookchem of Tian Ye.

Chemical Properties

white to almost white crystalline powder. Soluble in water, slightly soluble in methanol, almost insoluble in acetone, benzene and ether.

Uses

Different sources of media describe the Uses of 593-85-1 differently. You can refer to the following data:
1. Guanidine Carbonate is a strong organic alkali. It is used to adjust the pH of a formulation, organic intermediate, soap and cosmetic products.
2. Guanidine Carbonate is used in the cytidine triphosphate injection stabilization. It also acts as a powerful and versatile protein denaturants.As a strong chemical base, guanidine carbonate is used as an intermediary in a variety of applications:Organic synthesis materials and analytical reagents.pH adjusting agents for amino resins, antioxidants, resin stabilizer and guanidine soap, also a grout agent, cement additives, surfactants.In terms of synthetic detergent,it is used as a moisture agent and a synergist.For Zinc, cadmium, manganese weight measurement, it is used as a precipitating agent, it is also used in the separation of alkali metal magnesium.

Application

Guanidine carbonate salt can be used as a reactant for the synthesis of:An oxidizer, guanidinium dinitramide (GDN), by reacting with ammonium dinitramide.Guanidinium cyclopropanecarboxylate by reacting with cyclopropanecarboxylic acid.

Preparation

Synthesis of guanidine carbonate: Melt double cyanide salts and ammonia to generate guanidine salts (guanidine hydrochloride, guanidine nitrate) at 170-230 ℃ . Then make guanidine salt into an alcohol solution, add soda to free guanidine, absorb carbon dioxide to obtain guanidine carbonate.

Hazard

Toxic by ingestion.

Flammability and Explosibility

Nonflammable

Purification Methods

Crystallise it from MeOH. [Beilstein 3 H 86, 3 I 41, 3 II 72, 3 III 161, 3 IV 152.]

Check Digit Verification of cas no

The CAS Registry Mumber 593-85-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,9 and 3 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 593-85:
(5*5)+(4*9)+(3*3)+(2*8)+(1*5)=91
91 % 10 = 1
So 593-85-1 is a valid CAS Registry Number.
InChI:InChI=1/CH5N3.2CH2O3/c3*2-1(3)4/h(H5,2,3,4);2*(H2,2,3,4)

593-85-1 Well-known Company Product Price

  • Brand
  • (Code)Product description
  • CAS number
  • Packaging
  • Price
  • Detail
  • Alfa Aesar

  • (A12853)  Guanidine carbonate, 98%   

  • 593-85-1

  • 250g

  • 253.0CNY

  • Detail
  • Alfa Aesar

  • (A12853)  Guanidine carbonate, 98%   

  • 593-85-1

  • 1000g

  • 763.0CNY

  • Detail
  • Alfa Aesar

  • (A12853)  Guanidine carbonate, 98%   

  • 593-85-1

  • 5000g

  • 2727.0CNY

  • Detail
  • Aldrich

  • (G11659)  Guanidinecarbonatesalt  99%

  • 593-85-1

  • G11659-5G

  • 310.05CNY

  • Detail
  • Aldrich

  • (G11659)  Guanidinecarbonatesalt  99%

  • 593-85-1

  • G11659-250G

  • 558.09CNY

  • Detail
  • Aldrich

  • (G11659)  Guanidinecarbonatesalt  99%

  • 593-85-1

  • G11659-1KG

  • 785.07CNY

  • Detail

593-85-1SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 14, 2017

Revision Date: Aug 14, 2017

1.Identification

1.1 GHS Product identifier

Product name Guanidine carbonate

1.2 Other means of identification

Product number -
Other names diguanidine dihydrogen carbonate

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:593-85-1 SDS

593-85-1Synthetic route

guanidine nitrate
113-00-8

guanidine nitrate

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
Darstellung;
nitrocarbamoyl-guanidine
28787-21-5

nitrocarbamoyl-guanidine

N-butylamine
109-73-9

N-butylamine

A

N,N'-di-n-butylurea
1792-17-2

N,N'-di-n-butylurea

B

N-butyl-N'-guanyl-urea
44987-80-6

N-butyl-N'-guanyl-urea

C

diguanidine carbonate
593-85-1

diguanidine carbonate

N-Cyanoguanidine
127099-85-8, 780722-26-1

N-Cyanoguanidine

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
With ammonia; water
With sodium carbonate at 160℃; unter Druck;
N-methyl-N'-nitroguanidine
4245-76-5

N-methyl-N'-nitroguanidine

water
7732-18-5

water

(NH4)2CO3

(NH4)2CO3

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
at 65 - 70℃;
N-butyl-N'-nitro-guanidine
5458-83-3

N-butyl-N'-nitro-guanidine

water
7732-18-5

water

(NH4)2CO3

(NH4)2CO3

A

diguanidine carbonate
593-85-1

diguanidine carbonate

B

N-butylguanidine
462-69-1

N-butylguanidine

Conditions
ConditionsYield
at 65 - 70℃;
nitrocarbamoyl-guanidine
28787-21-5

nitrocarbamoyl-guanidine

aniline
62-53-3

aniline

A

N-carbamimidoyl-N'-phenyl-urea
18824-43-6

N-carbamimidoyl-N'-phenyl-urea

B

diguanidine carbonate
593-85-1

diguanidine carbonate

C

bis(diphenyl)urea
102-07-8

bis(diphenyl)urea

D

carbamoylguanidine carbonate

carbamoylguanidine carbonate

Conditions
ConditionsYield
Produkt5:Cyanursaeure;
nitroguanidine
556-88-7

nitroguanidine

ammonium carbonate

ammonium carbonate

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
Darstellung;
cyanogendiamidine carbonate

cyanogendiamidine carbonate

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
With carbon dioxide; water
ammonium thiocyanate
1147550-11-5

ammonium thiocyanate

NH3

NH3

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
und folgendes Erhitzen mit 1 Mol Bleicarbonat auf 120grad in geschlossenen Gefaessen;
und folgendes Erhitzen mit 1 Mol Bleicarbonat auf 120grad in geschlossenen Gefaessen;
thiocyanic acid guanidine

thiocyanic acid guanidine

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
With ethanol; water; potassium carbonate
carbamimidoylurea
141-83-3

carbamimidoylurea

water

water

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
at 90 - 140℃;
cyanogendiamidine carbonate

cyanogendiamidine carbonate

water

water

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
at 100℃;
guanidine nitrate
113-00-8

guanidine nitrate

A

diguanidine carbonate
593-85-1

diguanidine carbonate

B

urea
57-13-6

urea

Conditions
ConditionsYield
In not given Kinetics; byproducts: (NH4)2CO3, ammonium cyanate, guanidinium cyanate; heating with reflux; 3 h; 0.125 N soln. of guanidine;
ammonia
7664-41-7

ammonia

ammonium bicarbonate
1066-33-7

ammonium bicarbonate

A

2,4,6-triamino-s-triazine
108-78-1

2,4,6-triamino-s-triazine

B

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
small amt. of melamine;
carbamimidoylurea
141-83-3

carbamimidoylurea

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
In water byproducts: NH3, CO2; 2h at b.p., or 7-8 h at 90°C, or <30 min at 140°C (under pressure);74-98.5
sodium carbonate
497-19-8

sodium carbonate

diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
In water heating in closed tube;
diguanidine carbonate
593-85-1

diguanidine carbonate

Conditions
ConditionsYield
With ammonia In water heating in closed tube;
(E)-3-dimethylamino-1-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-propenone
893420-41-2

(E)-3-dimethylamino-1-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-propenone

diguanidine carbonate
593-85-1

diguanidine carbonate

4-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine
893420-42-3

4-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine

Conditions
ConditionsYield
In 2-methoxyethoxy ether at 140℃; for 48h;100%
(E)-3-dimethylamino-1-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-propenone

(E)-3-dimethylamino-1-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-propenone

diguanidine carbonate
593-85-1

diguanidine carbonate

4-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine
893420-42-3

4-(3-ethyl-2-trifluoromethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine

Conditions
ConditionsYield
In diethylene glycol dimethyl ether at 140℃; for 48h;100%
dimethyl methoxymalonate
5018-30-4

dimethyl methoxymalonate

diguanidine carbonate
593-85-1

diguanidine carbonate

2-amino-5-methoxypyrimidine-4,6-diol
98142-98-4

2-amino-5-methoxypyrimidine-4,6-diol

Conditions
ConditionsYield
Stage #1: diguanidine carbonate With ethanol; sodium at 80℃; for 0.5h; Inert atmosphere;
Stage #2: dimethyl methoxymalonate at 80℃; for 2h;
100%
tetramethyl ammoniumhydroxide
75-59-2

tetramethyl ammoniumhydroxide

diguanidine carbonate
593-85-1

diguanidine carbonate

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

[(CH3)4N(+)]*2[C(NH2)3(+)]*[KTA(3-)]

[(CH3)4N(+)]*2[C(NH2)3(+)]*[KTA(3-)]

Conditions
ConditionsYield
In water at 40℃;100%
diguanidine carbonate
593-85-1

diguanidine carbonate

tetrapropylammonium hydroxide
4499-86-9

tetrapropylammonium hydroxide

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

[(nC3H7)4N(+)]*2[C(NH2)3(+)]*[KTA(3-)]

[(nC3H7)4N(+)]*2[C(NH2)3(+)]*[KTA(3-)]

Conditions
ConditionsYield
In water at 40℃;100%
diguanidine carbonate
593-85-1

diguanidine carbonate

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

[C(NH2)3(+)]*[H2KTA(-)]

[C(NH2)3(+)]*[H2KTA(-)]

Conditions
ConditionsYield
In water100%
diguanidine carbonate
593-85-1

diguanidine carbonate

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

cis,cis-1,3,5-trimethylcyclohexane-1,3,5-tricarboxylic acid

3[C(NH2)3(+)]*[KTA(3-)]

3[C(NH2)3(+)]*[KTA(3-)]

Conditions
ConditionsYield
In water at 40℃;100%
cyclopentadienecarboxylic acid manganese tricarbonyl

cyclopentadienecarboxylic acid manganese tricarbonyl

diguanidine carbonate
593-85-1

diguanidine carbonate

C9H5MnO5*CH5N3
1416228-87-9

C9H5MnO5*CH5N3

Conditions
ConditionsYield
In methanol at 20℃; Darkness;100%
β-cymantrenoyl-propionic acid
33056-60-9

β-cymantrenoyl-propionic acid

diguanidine carbonate
593-85-1

diguanidine carbonate

C12H9MnO6*CH5N3
1416228-98-2

C12H9MnO6*CH5N3

Conditions
ConditionsYield
In methanol at 20℃; Darkness;100%
N-nitro-2,2,2-trinitroethylcarbamate
875824-86-5

N-nitro-2,2,2-trinitroethylcarbamate

diguanidine carbonate
593-85-1

diguanidine carbonate

N-nitro-2,2,2-trinitroethylcarbamate guanidinum salt

N-nitro-2,2,2-trinitroethylcarbamate guanidinum salt

Conditions
ConditionsYield
In ethyl acetate at 20℃; for 3h;100%
C14H16N8O16

C14H16N8O16

diguanidine carbonate
593-85-1

diguanidine carbonate

C14H16N8O16*4CH5N3

C14H16N8O16*4CH5N3

Conditions
ConditionsYield
In water100%
2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

diguanidine carbonate
593-85-1

diguanidine carbonate

N,N'-diisobutylguanidine

N,N'-diisobutylguanidine

Conditions
ConditionsYield
Stage #1: diguanidine carbonate With phosphoric acid; sulfuric acid
Stage #2: 2-methyl-propan-1-ol at 80 - 100℃; for 24h;
99%
diguanidine carbonate
593-85-1

diguanidine carbonate

isopropyl alcohol
67-63-0

isopropyl alcohol

N,N'-diisopropylguanidine
38588-65-7

N,N'-diisopropylguanidine

Conditions
ConditionsYield
Stage #1: diguanidine carbonate With phosphoric acid; sulfuric acid
Stage #2: isopropyl alcohol at 80 - 100℃; for 24h;
99%
tetrapropylammonium hydroxide

tetrapropylammonium hydroxide

boric acid
11113-50-1

boric acid

diguanidine carbonate
593-85-1

diguanidine carbonate

(C3H7)4N(1+)*C(NH2)3(1+)*CO3(2-)*2B(OH)3=((C3H7)4N)(C(NH2)3)CO3(B(OH)3)2

(C3H7)4N(1+)*C(NH2)3(1+)*CO3(2-)*2B(OH)3=((C3H7)4N)(C(NH2)3)CO3(B(OH)3)2

Conditions
ConditionsYield
With CO2 In water mixt. guanidinium carbonate and n-Pr4NOH (1:1) was dissolved in water, CO2 was bubbled through soln. for 30 min, aq. B(OH)3 was slowly added, soln. was stirred for 15 min; soln. was filtered, crystals were deposited over several weeks;99%
[3-fluoro-2-[2-(2-methoxypyrimidin-5-yl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-yl]-4-pyridyl]methanol

[3-fluoro-2-[2-(2-methoxypyrimidin-5-yl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-yl]-4-pyridyl]methanol

diguanidine carbonate
593-85-1

diguanidine carbonate

1,1'-carbonyldiimidazole
530-62-1

1,1'-carbonyldiimidazole

[3-fluoro-2-[2-(2-methoxypyrimidin-5-yl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-yl]-4-pyridyl]methyl N-amidinocarbamate

[3-fluoro-2-[2-(2-methoxypyrimidin-5-yl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-yl]-4-pyridyl]methyl N-amidinocarbamate

Conditions
ConditionsYield
Stage #1: [3-fluoro-2-[2-(2-methoxypyrimidin-5-yl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-yl]-4-pyridyl]methanol; 1,1'-carbonyldiimidazole In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere;
Stage #2: diguanidine carbonate In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere;
99%
diguanidine carbonate
593-85-1

diguanidine carbonate

2-fluoro-6-(trifluoromethyl)benzonitrile
133116-83-3

2-fluoro-6-(trifluoromethyl)benzonitrile

5-(trifluoromethyl)quinazoline-2,4-diamine
133116-84-4

5-(trifluoromethyl)quinazoline-2,4-diamine

Conditions
ConditionsYield
With ISOPROPYLAMIDE at 128 - 130℃; for 5h;98%
diguanidine carbonate
593-85-1

diguanidine carbonate

6-chloro-7-methyl-3-methylthio-1,4,2-benzodithiazin 1,1-dioxide

6-chloro-7-methyl-3-methylthio-1,4,2-benzodithiazin 1,1-dioxide

N-(6-chloro-1,1-dioxo-7-methyl-1,4,2-benzodithiazin-3-yl)guanidine
107639-37-2

N-(6-chloro-1,1-dioxo-7-methyl-1,4,2-benzodithiazin-3-yl)guanidine

Conditions
ConditionsYield
In toluene Heating;98%
diguanidine carbonate
593-85-1

diguanidine carbonate

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

malononitrile
109-77-3

malononitrile

2,4-diamino-6-(4-chlorophenyl)-5-pyrimidinecarbonitrile
99973-69-0

2,4-diamino-6-(4-chlorophenyl)-5-pyrimidinecarbonitrile

Conditions
ConditionsYield
With ZnO nanoparticles In water at 20℃; for 0.25h;98%
With CuO microspheres In water at 20℃; for 0.25h;98%
With sodium hydroxide at 70℃; Neat (no solvent);90%
With D-glucose; oxygen In water at 50℃; for 2h;86%
(3E,5E)-3,5-bis(2-chlorobenzylidene)-1-methylpiperidin-4-one

(3E,5E)-3,5-bis(2-chlorobenzylidene)-1-methylpiperidin-4-one

diguanidine carbonate
593-85-1

diguanidine carbonate

C21H20Cl2N4

C21H20Cl2N4

Conditions
ConditionsYield
With (Fe2O3)-MCM-41-nPrNH2 In neat (no solvent) at 120℃; for 0.5h;98%
(3E,5E)-1-methyl-3,5-bis(4-nitrobenzylidene)piperidin-4-one

(3E,5E)-1-methyl-3,5-bis(4-nitrobenzylidene)piperidin-4-one

diguanidine carbonate
593-85-1

diguanidine carbonate

C21H20N6O4

C21H20N6O4

Conditions
ConditionsYield
With (Fe2O3)-MCM-41-nPrNH2 In neat (no solvent) at 120℃; for 0.333333h;98%
diguanidine carbonate
593-85-1

diguanidine carbonate

4-methyl-benzaldehyde
104-87-0

4-methyl-benzaldehyde

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

2-amino-4-hydroxy-6-(p-tolyl)pyrimidine-5-carbonitrile

2-amino-4-hydroxy-6-(p-tolyl)pyrimidine-5-carbonitrile

Conditions
ConditionsYield
Stage #1: 4-methyl-benzaldehyde; ethyl 2-cyanoacetate With NH2-SBA-15 mesoporous silica In ethanol for 0.166667h;
Stage #2: diguanidine carbonate In ethanol for 1.3h; Reflux;
98%
diguanidine carbonate
593-85-1

diguanidine carbonate

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

2-amino-4-hydroxy-6-(4-nitrophenyl)pyrimidine-5-carbonitrile

2-amino-4-hydroxy-6-(4-nitrophenyl)pyrimidine-5-carbonitrile

Conditions
ConditionsYield
Stage #1: 4-nitrobenzaldehdye; ethyl 2-cyanoacetate With NH2-SBA-15 mesoporous silica In ethanol for 0.166667h;
Stage #2: diguanidine carbonate In ethanol for 1.3h; Reflux;
98%
methyl 3-(3-bromobenzyl)-3-methyl-2-oxocyclohexanecarboxylate
937250-32-3

methyl 3-(3-bromobenzyl)-3-methyl-2-oxocyclohexanecarboxylate

diguanidine carbonate
593-85-1

diguanidine carbonate

2-amino-8-(3-bromobenzyl)-8-methyl-5,6,7,8-tetrahydroquinazolin-4(3H)-one
937250-31-2

2-amino-8-(3-bromobenzyl)-8-methyl-5,6,7,8-tetrahydroquinazolin-4(3H)-one

Conditions
ConditionsYield
In ethanol for 18h; Heating / reflux;97%
phosphoric acid
86119-84-8, 7664-38-2

phosphoric acid

diguanidine carbonate
593-85-1

diguanidine carbonate

zinc(II) oxide

zinc(II) oxide

2CN3H6(1+)*4Zn(2+)*5H(1+)*5PO4(3-)=(CN3H6)2*Zn4H5(PO4)5

2CN3H6(1+)*4Zn(2+)*5H(1+)*5PO4(3-)=(CN3H6)2*Zn4H5(PO4)5

Conditions
ConditionsYield
In water carbonate and H3PO4 mixing in PTFE bottle, ZnO addn., shaking, standing (room temp., 1 d), heating (100°C, 5 d); vac. filtration, washing (water); elem. anal.;97%
erbium(III) nitrate pentahydrate

erbium(III) nitrate pentahydrate

diguanidine carbonate
593-85-1

diguanidine carbonate

oxalic acid
144-62-7

oxalic acid

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

N,N-dimethyl-formamide

Er(3+)*2CHO2(1-)*C2O4(2-)*CH5N3*H(1+)

Er(3+)*2CHO2(1-)*C2O4(2-)*CH5N3*H(1+)

Conditions
ConditionsYield
With sodium carbonate In water at 100℃; for 72h;97%
diguanidine carbonate
593-85-1

diguanidine carbonate

3-amino-5-phenylthiophene-2-carbonitrile
83060-72-4

3-amino-5-phenylthiophene-2-carbonitrile

2,4-diamino-6-phenylthieno<3,2-d>pyrimidine
109879-88-1

2,4-diamino-6-phenylthieno<3,2-d>pyrimidine

Conditions
ConditionsYield
for 0.0833333h; heating above 200 deg C;96%
(E)-1-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-3-dimethylamino-propenone
893420-46-7

(E)-1-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-3-dimethylamino-propenone

diguanidine carbonate
593-85-1

diguanidine carbonate

4-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine
893420-47-8

4-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine

Conditions
ConditionsYield
In monoethylene glycol diethyl ether at 137℃; for 48h;96%
(E)-1-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-3-dimethylamino-propenone

(E)-1-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-3-dimethylamino-propenone

diguanidine carbonate
593-85-1

diguanidine carbonate

4-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine
893420-47-8

4-(2-difluoromethyl-3-ethyl-3H-imidazol-4-yl)-pyrimidin-2-ylamine

Conditions
ConditionsYield
In monoethylene glycol diethyl ether at 137℃; for 48h;96%
1-phenylmethyl-4-piperidone
3612-20-2

1-phenylmethyl-4-piperidone

diguanidine carbonate
593-85-1

diguanidine carbonate

methyl 2-cyanoacetate
105-34-0

methyl 2-cyanoacetate

2-amino-9-benzyl-5-cyano-1,3,9-triazaspiro[5,5]undeca-2-en-4-one
945302-66-9

2-amino-9-benzyl-5-cyano-1,3,9-triazaspiro[5,5]undeca-2-en-4-one

Conditions
ConditionsYield
Stage #1: diguanidine carbonate In methanol for 0.25h; Heating;
Stage #2: 1-phenylmethyl-4-piperidone; methyl 2-cyanoacetate In methanol for 0.833333h; Knoevenagel condensation; Heating; Further stages.;
96%
1-(2-phenylethyl)-4-piperidinone
39742-60-4

1-(2-phenylethyl)-4-piperidinone

diguanidine carbonate
593-85-1

diguanidine carbonate

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

2-amino-9-(2-phenylethyl)-5-cyano-1,3,9-triazaspiro[5,5]undeca-2-en-4-one
17503-90-1

2-amino-9-(2-phenylethyl)-5-cyano-1,3,9-triazaspiro[5,5]undeca-2-en-4-one

Conditions
ConditionsYield
Stage #1: diguanidine carbonate In methanol for 0.25h; Heating;
Stage #2: 1-(2-phenylethyl)-4-piperidinone; ethyl 2-cyanoacetate In methanol for 0.333333h; Knoevenagel condensation; Heating; Further stages.;
96%

593-85-1Relevant articles and documents

PROCESS FOR STRAIGHTENING KERATIN FIBRES WITH A HEATING MEANS AND DENATURING AGENTS

-

, (2010/03/02)

The invention relates to a process for straightening keratin fibres, comprising: (i) a step in which a straightening composition containing at least two denaturing agents is applied to the keratin fibres, (ii) a step in which the temperature of the keratin fibres is raised, using a heating means, to a temperature of between 110 and 250° C.

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 593-85-1