Products

Refine

Country

Business Type

Certificate

Display

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White crystalline powder Storage:Store in sealed containers

Henan Sigma Biotechnology Co., Ltd.

1. We integrate research and development, production, and sales. A 1800 square meter research and development center,The company has conducted over 50 research and development and technical service projects annually, applied for more than 10 patents,

Cytosine

Cas:71-30-7

Min.Order:1 Kilogram

FOB Price: $66.0 / 99.0

Type:Trading Company

inquiry

Shandong Xinhua Pharmaceutical Co.,Ltd

PHARMACEUTICAL INTERMEDIATE Application:PHARMACEUTICAL INTERMEDIATE

Cytosine

Cas:71-30-7

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

Cytosine Manufacturer/High quality/Best price/In stock

Cas:71-30-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Cytosine supplier in China

Cas:71-30-7

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance White or almost white crystalline powder Almost white crystalline powder Loss

High purity Various Specifications Cytosine CAS:71-30-7

Cas:71-30-7

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Manufacturers

inquiry

Kono Chem Co.,Ltd

Product Name: Cytosine Synonyms: 4-AMINO-2(1H)-PYRIMIDINONE;4-AMINO-2(1)-PYRIMIDONE;4-AMINO-2-PYRIMIDINOL;4-AMINO-2-OXO-1,2-DIHYDROPYRIMIDINE;4-AMINO-2-HYDROXYPYRIMIDINE;2-Oxy-4-amino pyrimidine;AURO… Founded in 2014, as a professional int

Cytosine

Cas:71-30-7

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Other

inquiry

Wuhan Fortuna Chemical Co.,Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:White or almost white crystalline powder Storage:Store at RT.

Hot selling Cytosine CAS 71-30-7 with factory price

Cas:71-30-7

Min.Order:25 Kilogram

FOB Price: $50.0

Type:Trading Company

inquiry

Hebei yanxi chemical co.,LTD.

Hebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car

Cytosine

Cas:71-30-7

Min.Order:1 Metric Ton

FOB Price: $1.0 / 2.0

Type:Manufacturers

inquiry

Hangzhou Think Chemical Co. Ltd

Cytosine[CAS:71-30-7] Name Cytosine Synonyms 4-Amino-2(1H)-pyrimidinone; 2-Oxy-4-amino pyrimidine HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contra

Cytosine with competitive price and good quality

Cas:71-30-7

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

Cytosine

Cas:71-30-7

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Cytosine

Cas:71-30-7

Min.Order:1

Negotiable

Type:Other

inquiry

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

High Quality 99% Cytosine 71-30-7 ISO Producer

Cas:71-30-7

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

Cytosine

Cas:71-30-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluorene,Carbazole,Boric acid...) 4.Pharmaceutical intermediates O

CAS 71-30-7 Cytosine C4H5N3O

Cas:71-30-7

Min.Order:1 Metric Ton

FOB Price: $890.0

Type:Lab/Research institutions

inquiry

LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

Cytosine

Cas:71-30-7

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name Cytosine CAS No. 71-30-7 Assay

Cytosine

Cas:71-30-7

Min.Order:1 Gram

FOB Price: $12.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

OEM Supply Superior Quality 99% Cytosine CAS 71-30-7 Basic Information: Cytosine (C) is one of the four main bases found in DNA and RNA, along with adenine, guanine, and thymine (uracil in RNA). Cytosine reagent is used in a wide variety of rese

OEM Supply Superior Quality 99% Cytosine CAS:71-30-7

Cas:71-30-7

Min.Order:5 Kilogram

FOB Price: $45.0 / 65.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Manufacturer supply CAS 71-30-7 with best quality

Cas:71-30-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Hot Sell Factory Supply Raw Material CAS:71-30-7 ,cytosin

Cas:71-30-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product name Cytosine CAS RN 71-30-7 EINECS No. 200-749-5 Molecular formula C4H5N3O Molecular weight 111.102 Appearance: white powder Storage:Store in cool and dry place, away from sun

Cytosine CAS:71-30-7

Cas:71-30-7

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:White or almost white crystalline powder Storage:R.T Package:25kg/drum Application:Pharmaceutical intermediates Transportation:Express/Sea/Air Port:Any port in China

High Quality Cytosine 99% Powder cas 71-30-7

Cas:71-30-7

Min.Order:25 Kilogram

FOB Price: $20.0 / 26.0

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

Cytosine 71-30-7

Cas:71-30-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

HANWAYS CHEMPHARM CO.,LIMITED

Hanways Chempharm Co., Limited, the former is Hubei Hanways Pharchem CO.,Limited, set up in 2009 in Wuhan, China. We specialize in sourcing and supplying APIs, pharmaceutical intermediates, and fine chemicals for worldwide markets. The founder has d

Cytosine

Cas:71-30-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Shanghai Minstar Chemical Co., Ltd

Product Name: Cytosine Synonyms: 4-AMINO-2(1H)-PYRIMIDINONE;4-AMINO-2(1)-PYRIMIDONE;4-AMINO-2-PYRIMIDINOL;4-AMINO-2-OXO-1,2-DIHYDROPYRIMIDINE;4-AMINO-2-HYDROXYPYRIMIDINE;2-Oxy-4-amino pyrimidine;AURORA KA-682;CYTOSINE CAS: 71-30-7 MF: C4H

Cytosin

Cas:71-30-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

About Product Details Items Specifications Test Results Appearance White to white crystalline powde

Supply High Quality Cytosine CAS 71-30-7 For research Use only

Cas:71-30-7

Min.Order:1 Gram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

Cytosine Cytosine

Cas:71-30-7

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

CytosineCAS: 71-30-7 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, ste

CytosineCAS: 71-30-7

Cas:71-30-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Cytosine

Cas:71-30-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

C-(6-Methoxy-2-p-tolyl-quinolin-4-yl)-N-(2-oxo-1,2-dihydro-pyrimidin-4-yl)-methanesulfonamide

C-(6-Methoxy-2-p-tolyl-quinolin-4-yl)-N-(2-oxo-1,2-dihydro-pyrimidin-4-yl)-methanesulfonamide

A

6-methoxy-2-(p-tolyl)quinoline
117839-37-9

6-methoxy-2-(p-tolyl)quinoline

B

Cytosine
71-30-7

Cytosine

C

6-methoxy-4-methyl-2-(p-tolyl)quinoline
117839-39-1

6-methoxy-4-methyl-2-(p-tolyl)quinoline

Conditions
ConditionsYield
In isopropyl alcohol Irradiation; 350 nm;A n/a
B 94%
C n/a
2-thiocytosine
333-49-3

2-thiocytosine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With dihydrogen peroxide at 80℃; for 20h; Temperature;93%
3-hydroxylacrylic nitrile
25078-62-0

3-hydroxylacrylic nitrile

urea
57-13-6

urea

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
Stage #1: 3-hydroxylacrylic nitrile With sodium t-butanolate In tert-butyl alcohol
Stage #2: urea In tert-butyl alcohol at 50℃; for 8h; Solvent; Reagent/catalyst; Temperature;
91.5%
urea, monosodium salt
29878-39-5

urea, monosodium salt

3-hydroxylacrylic nitrile
25078-62-0

3-hydroxylacrylic nitrile

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
Stage #1: 3-hydroxylacrylic nitrile With sodium methylate In methanol
Stage #2: urea, monosodium salt In methanol at 40℃; for 6h;
91.5%
urea, monopotassium salt
89186-10-7

urea, monopotassium salt

3-hydroxylacrylic nitrile
25078-62-0

3-hydroxylacrylic nitrile

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
Stage #1: 3-hydroxylacrylic nitrile With sodium methylate In methanol
Stage #2: urea, monopotassium salt In methanol at 40℃; for 6h;
91.5%
4-amino-2-methoxypyrimidine
3289-47-2

4-amino-2-methoxypyrimidine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With hydrogenchloride; water at 100℃; for 1h; Temperature;91.2%
With hydrogenchloride; water
4-amino-2-(methylthio)pyrimidine
2183-66-6

4-amino-2-(methylthio)pyrimidine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With hydrogenchloride; water at 90℃; for 1h;90.9%
2-benzylsulfanyl-pyrimidin-4-ylamine
60722-70-5

2-benzylsulfanyl-pyrimidin-4-ylamine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With hydrogenchloride; water at 90℃; for 1h;90.6%
2-ethylsulfanyl-pyrimidin-4-ylamine
54308-63-3

2-ethylsulfanyl-pyrimidin-4-ylamine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With hydrogenchloride; water at 90℃; for 1h;89.7%
With ethanol; water; dihydrogen peroxide
3,3-diethoxypropenenitrile
35146-02-2

3,3-diethoxypropenenitrile

urea
57-13-6

urea

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With sodium hydroxide In toluene for 12h; Reflux;89%
5-carboxylcytosine
3650-93-9

5-carboxylcytosine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With ammonium chloride In 1-methyl-pyrrolidin-2-one at 180℃; for 8h; Reagent/catalyst; Temperature; Solvent;87%
3-hydroxyacrylonitrile sodium salt
76064-23-8

3-hydroxyacrylonitrile sodium salt

urea
57-13-6

urea

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
In toluene for 5h;84%
N4-<(Dimethylamino)methylene>cytosine
76299-81-5

N4-<(Dimethylamino)methylene>cytosine

A

Cytosine
71-30-7

Cytosine

B

<(Dimethylamino)methylene>cyanamide
39687-97-3

<(Dimethylamino)methylene>cyanamide

Conditions
ConditionsYield
In isopropyl alcohol for 2h; Heating;A n/a
B 81%
N4-<(Dimethylamino)methylene>cytosine
76299-81-5

N4-<(Dimethylamino)methylene>cytosine

A

Cytosine
71-30-7

Cytosine

B

<(Dimethylamino)methylene>cyanamide
39687-97-3

<(Dimethylamino)methylene>cyanamide

Conditions
ConditionsYield
With sodium cyanamide In isopropyl alcohol for 2h; Heating;A n/a
B 81%
4-methylsulfanylpyrimidin-2(1H)-one
35551-31-6

4-methylsulfanylpyrimidin-2(1H)-one

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With ferrous(II) sulfate heptahydrate; ammonium hydroxide at 80℃; for 72h;77%
4-(benzoylamino)-1-[N-(1,3-dipivaloyloxyprop-2-yl)acetylaminomethyl]-1H-pyrimidin-2-one
1257309-82-2

4-(benzoylamino)-1-[N-(1,3-dipivaloyloxyprop-2-yl)acetylaminomethyl]-1H-pyrimidin-2-one

A

N-(1,3-propanediol-2-yl)acetamide
2655-79-0

N-(1,3-propanediol-2-yl)acetamide

B

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With ammonium hydroxide; water In methanol at 70℃; for 24h; Sealed tube;A 71%
B 75%
C5H6N2O2

C5H6N2O2

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With ammonia; 1,8-diazabicyclo[5.4.0]undec-7-ene at 120℃; under 11251.1 Torr; for 20h; Autoclave;74%
N4-<(Dimethylamino)methylene>cytosine
76299-81-5

N4-<(Dimethylamino)methylene>cytosine

A

Cytosine
71-30-7

Cytosine

B

N-[6-Oxo-6,7-dihydro-pyrimido[1,6-a][1,3,5]triazin-(4E)-ylidene]-guanidine; hydrochloride
76299-79-1

N-[6-Oxo-6,7-dihydro-pyrimido[1,6-a][1,3,5]triazin-(4E)-ylidene]-guanidine; hydrochloride

Conditions
ConditionsYield
With guanidine hydrochloride In isopropyl alcohol for 17h; Heating;A 67%
B 8%
2'-Deoxycytidine
951-77-9

2'-Deoxycytidine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With purine nucleoside phosphorylase at 14 - 15℃; pH=7; aq. phosphate buffer; Enzymatic reaction;60%
4 % Chromat.
4-(benzoylamino)-1-[N-(1,3-dipivaloyloxyprop-2-yl)acetylaminomethyl]-1H-pyrimidin-2-one
1257309-82-2

4-(benzoylamino)-1-[N-(1,3-dipivaloyloxyprop-2-yl)acetylaminomethyl]-1H-pyrimidin-2-one

A

N-(1,3-propanediol-2-yl)acetamide
2655-79-0

N-(1,3-propanediol-2-yl)acetamide

B

4-amino-1-{N-[1-hydroxy-3-(pivaloyloxymethyl)prop-2-yl]acetylaminomethyl}-1H-pyrimidin-2-one

4-amino-1-{N-[1-hydroxy-3-(pivaloyloxymethyl)prop-2-yl]acetylaminomethyl}-1H-pyrimidin-2-one

C

4-(amino)-1-[N-(1,3-dipivaloyloxyprop-2-yl)acetylaminomethyl]-1H-pyrimidin-2-one

4-(amino)-1-[N-(1,3-dipivaloyloxyprop-2-yl)acetylaminomethyl]-1H-pyrimidin-2-one

D

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With ammonium hydroxide; water In methanol at 20℃; for 24h;A 58%
B 4%
C 12%
D 60%
CYTIDINE
65-46-3

CYTIDINE

A

Cytosine
71-30-7

Cytosine

B

uracil
66-22-8

uracil

Conditions
ConditionsYield
With sodium persulfate In water at 75℃; for 4h; sodium phosphate buffer pH 7.0, other substrates;A 53%
B 6%
methanol
67-56-1

methanol

Flucytosine
2022-85-7

Flucytosine

A

5-methoxycytosine
31458-47-6

5-methoxycytosine

B

Cytosine
71-30-7

Cytosine

C

6-methoxycytosine

6-methoxycytosine

Conditions
ConditionsYield
for 3h; Mechanism; Product distribution; Irradiation; other alcohol;A 36%
B 9%
C 31%
for 3h; Irradiation;A 36%
B 9%
C 31%
1-(2-C-cyano-2-deoxy-β-D-arabinofuranosyl)cytosine hydrochloride
134665-72-8

1-(2-C-cyano-2-deoxy-β-D-arabinofuranosyl)cytosine hydrochloride

A

Cytosine
71-30-7

Cytosine

B

1,4-anhydro-2-C-cyano-2-deoxy-D-erythropent-1-enitol

1,4-anhydro-2-C-cyano-2-deoxy-D-erythropent-1-enitol

C

2'-C-cyano-2'-deoxy-1-β-D-ribo-pentofuranosylcytosine

2'-C-cyano-2'-deoxy-1-β-D-ribo-pentofuranosylcytosine

Conditions
ConditionsYield
With Tris-HCl buffer at 37℃; for 6h; Rate constant; Mechanism; var. salt concentration and pH of buffer;A n/a
B 28%
C 33%
α-cytidine-5′-phosphate

α-cytidine-5′-phosphate

A

Cytosine
71-30-7

Cytosine

B

C9H12N3O7P(2-)

C9H12N3O7P(2-)

C

C9H11N2O8P(2-)

C9H11N2O8P(2-)

D

C6H8NO7P(2-)

C6H8NO7P(2-)

E

C9H12N3O7P(2-)

C9H12N3O7P(2-)

F

C9H11N2O8P(2-)

C9H11N2O8P(2-)

G

uracil
66-22-8

uracil

H

C9H11N2O8P(2-)

C9H11N2O8P(2-)

Conditions
ConditionsYield
In water at 90℃; for 16h; pH=6.5; Irradiation; Inert atmosphere;A 12%
B 5%
C 11%
D 22%
E 5%
F 9%
G 14%
H 5%
2-chloropyrimidin-4-amine
7461-50-9

2-chloropyrimidin-4-amine

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With hydrogenchloride; water
4-ethoxypyrimidin-2-one
6220-43-5

4-ethoxypyrimidin-2-one

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With ethanol; ammonia at 120℃;
(4-amino-pyrimidin-2-ylsulfanyl)-acetic acid
61445-73-6

(4-amino-pyrimidin-2-ylsulfanyl)-acetic acid

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With hydrogenchloride; water
cytidinium sulphate
32747-18-5

cytidinium sulphate

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With sulfuric acid at 125℃; im Rohr;
3-ethoxyacrylonitrile
61310-53-0

3-ethoxyacrylonitrile

urea
57-13-6

urea

Cytosine
71-30-7

Cytosine

Conditions
ConditionsYield
With sodium butanolate
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Cytosine
71-30-7

Cytosine

C19H29N3O7
1108637-27-9

C19H29N3O7

Conditions
ConditionsYield
With dmap In tetrahydrofuran at 70℃; for 0.116667h; Microwave irradiation; Green chemistry;100%
With dmap In tetrahydrofuran at 20℃; for 12h; Inert atmosphere;91%
With dmap In tetrahydrofuran
Cytosine
71-30-7

Cytosine

C26H33FO6Si

C26H33FO6Si

C28H34FN3O5Si

C28H34FN3O5Si

Conditions
ConditionsYield
Stage #1: Cytosine With N,O-bis-(trimethylsilyl)-acetamide In 1,2-dichloro-ethane at 20℃; for 2h; Reflux;
Stage #2: C26H33FO6Si With trimethylsilyl trifluoromethanesulfonate In 1,2-dichloro-ethane at 20℃; for 2h; Reflux;
100%
Cytosine
71-30-7

Cytosine

5-iodocytosine
1122-44-7

5-iodocytosine

Conditions
ConditionsYield
With N-iodo-succinimide In N,N-dimethyl-formamide for 12.5h; Sonographic reaction; Inert atmosphere;99%
With iodine; iodic acid In acetic acid at 40℃;96%
With iodine; iodic acid; acetic acid In tetrachloromethane; water at 50℃;86%
N,N-dimethylformamide dipropyl acetal
6006-65-1

N,N-dimethylformamide dipropyl acetal

Cytosine
71-30-7

Cytosine

N4-<(Dimethylamino)methylene>-1-propylcytosine
79044-11-4

N4-<(Dimethylamino)methylene>-1-propylcytosine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 24h; Heating;99%
Cytosine
71-30-7

Cytosine

N,N-dimethyl-formamide dimethyl acetal
4637-24-5

N,N-dimethyl-formamide dimethyl acetal

N4-<(Dimethylamino)methylene>-1-methylcytosine
77738-01-3

N4-<(Dimethylamino)methylene>-1-methylcytosine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 24h; Heating; other N,N-dimethylformamide dialkyl(diaralkyl) acetales;99%
In N,N-dimethyl-formamide for 24h; Heating;99%
trifluoroacetic acid for 15h; Heating;98%
With trifluoroacetic acid
Cytosine
71-30-7

Cytosine

N,N-dimethylformamide diethyl diacetal
1188-33-6

N,N-dimethylformamide diethyl diacetal

N4-<(Dimethylamino)methylene>-1-ethylcytosine
79044-10-3

N4-<(Dimethylamino)methylene>-1-ethylcytosine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 24h; Heating;99%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Cytosine
71-30-7

Cytosine

tert-butyl 4-[bis(tert-butoxycarbonyl)amino]-2-oxopyrimidine-1(2H)-carboxylate

tert-butyl 4-[bis(tert-butoxycarbonyl)amino]-2-oxopyrimidine-1(2H)-carboxylate

Conditions
ConditionsYield
With dmap In tetrahydrofuran at 20℃; Inert atmosphere;99%
Cytosine
71-30-7

Cytosine

(propa-1,2-dien-1-yloxy)cyclohexane

(propa-1,2-dien-1-yloxy)cyclohexane

(S)-4-amino-1-(1-(cyclohexyloxy)allyl)pyrimidin-2(1H)-one

(S)-4-amino-1-(1-(cyclohexyloxy)allyl)pyrimidin-2(1H)-one

Conditions
ConditionsYield
With pyridine; potassium phosphate; tris-(dibenzylideneacetone)dipalladium(0); (1R,2R)-1,2-bis[(2-diphenylphosphanyl)benzoylamino]cyclohexane at 20℃; for 24h; Inert atmosphere; enantioselective reaction;98.5%
Cytosine
71-30-7

Cytosine

acetic anhydride
108-24-7

acetic anhydride

4-N-Acetylcytosine
14631-20-0

4-N-Acetylcytosine

Conditions
ConditionsYield
With phosphoric acid at 100℃; for 8h;98%
With pyridine for 2.5h; Heating;97.2%
With pyridine at 20℃; for 24h;85%
N,N-dimethylformamide dipropyl acetal
6006-65-1

N,N-dimethylformamide dipropyl acetal

Cytosine
71-30-7

Cytosine

N4-<(Dimethylamino)methylene>cytosine
76299-81-5

N4-<(Dimethylamino)methylene>cytosine

Conditions
ConditionsYield
With trifluoroacetic acid at 85 - 90℃; for 12h;98%
N,N-dimethylformamide di-n-butyl acetal
18503-90-7

N,N-dimethylformamide di-n-butyl acetal

Cytosine
71-30-7

Cytosine

1-Butyl-N4-<(dimethylamino)methylene>cytosine
79044-12-5

1-Butyl-N4-<(dimethylamino)methylene>cytosine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 24h; Heating;98%
Cytosine
71-30-7

Cytosine

2-Methylpropionic anhydride
97-72-3

2-Methylpropionic anhydride

N6-isobutyrylaminocytosine
97626-98-7

N6-isobutyrylaminocytosine

Conditions
ConditionsYield
With pyridine for 2h; Heating;98%
In N,N-dimethyl-formamide Heating;80%
Cytosine
71-30-7

Cytosine

dibutylformamide dineopentyl acetal

dibutylformamide dineopentyl acetal

N,N-Dibutyl-N'-(2-oxo-1,2-dihydro-pyrimidin-4-yl)-formamidine

N,N-Dibutyl-N'-(2-oxo-1,2-dihydro-pyrimidin-4-yl)-formamidine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 2h; Ambient temperature;98%
Cytosine
71-30-7

Cytosine

2-Chloro-N-[2-((1S,2R,6S,7R)-3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide
406215-03-0

2-Chloro-N-[2-((1S,2R,6S,7R)-3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide

2-(4-amino-2-oxo-2H-pyrimidin-1-yl)-N-[2-(3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide
406215-10-9

2-(4-amino-2-oxo-2H-pyrimidin-1-yl)-N-[2-(3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide

Conditions
ConditionsYield
Stage #1: Cytosine With sodium hydride; triethylamine In N,N-dimethyl-formamide for 0.0833333h;
Stage #2: 2-Chloro-N-[2-((1S,2R,6S,7R)-3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide In N,N-dimethyl-formamide at 20℃; Further stages.;
98%
Cytosine
71-30-7

Cytosine

4‐amino‐[5,6‐D2]pyrimidin‐2(1H)‐one deuterium chloride

4‐amino‐[5,6‐D2]pyrimidin‐2(1H)‐one deuterium chloride

Conditions
ConditionsYield
Stage #1: Cytosine With platinum(IV) oxide; sodium tetrahydroborate; palladium on activated charcoal; water-d2 at 160℃; for 1.33333h; Microwave irradiation;
Stage #2: With hydrogen chloride at 0℃;
98%
silver hexafluoroantimonate

silver hexafluoroantimonate

chloromethyl(1,5-cyclooctadiene)platinum(II)

chloromethyl(1,5-cyclooctadiene)platinum(II)

Cytosine
71-30-7

Cytosine

[(1,5-cyclooctadiene)PtMe(cytosine)](SbF6)
921800-07-9, 921800-01-3, 1160938-96-4

[(1,5-cyclooctadiene)PtMe(cytosine)](SbF6)

Conditions
ConditionsYield
In acetone (Ar); Ag salt was added to stirred soln. of Pt in acetone; stirred for 30 min; filtered; suspn. of cytosine in acetone was added; stirred for 30min; solvent removed; washed (H2O); dried (vac.); elem. anal.;97.5%
Cytosine
71-30-7

Cytosine

C4(2)H5N3O

C4(2)H5N3O

Conditions
ConditionsYield
Stage #1: Cytosine With molybdenum(IV) oxide; sodium tetrahydroborate; palladium 10% on activated carbon; water-d2 at 20 - 160℃; for 1.83333h; Microwave irradiation;
Stage #2: With hydrogen chloride In water for 0.333333h;
97.5%
Cytosine
71-30-7

Cytosine

N4-sulfamoylcytosine

N4-sulfamoylcytosine

Conditions
ConditionsYield
With pyridine; sulfamate de pentachlorophenyle at 100℃; for 2h; regioselective transfer of the sulfamoyl group to the extracyclic NH2 group of amniopyrimidines and amonopurines;97%
With pyridine; sulfamate de pentachlorophenyle at 100℃; for 2h;97%
N,N-Dimethylformamide diallyl acetal
61296-25-1

N,N-Dimethylformamide diallyl acetal

Cytosine
71-30-7

Cytosine

1-Allyl-N4-<(dimethylamino)methylene>cytosine
79044-13-6

1-Allyl-N4-<(dimethylamino)methylene>cytosine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 24h; Heating;96%
Cytosine
71-30-7

Cytosine

water
7732-18-5

water

barium(II) perchlorate

barium(II) perchlorate

{[Ba(cytosine)2(H2O)](ClO4)2}n

{[Ba(cytosine)2(H2O)](ClO4)2}n

Conditions
ConditionsYield
Stage #1: Cytosine; water at 45℃; for 0.5h;
Stage #2: barium(II) perchlorate at 20℃;
96%
Cytosine
71-30-7

Cytosine

Flucytosine
2022-85-7

Flucytosine

Conditions
ConditionsYield
Stage #1: Cytosine With hydrogen fluoride at -15 - 0℃; Inert atmosphere;
Stage #2: at -20℃; for 4h; Inert atmosphere; Further stages;
95.7%
With 1,1,1,3',3',3'-hexafluoro-propanol; fluorine at 20℃; under 1125.11 Torr; Temperature; Pressure; Reagent/catalyst; Inert atmosphere;87.4%
With formic acid for 1.5h; Time; Flow reactor; Autoclave;63%
With formic acid; fluorine at 9℃; for 0.0833333h; Temperature; Concentration; Inert atmosphere;
Cytosine
71-30-7

Cytosine

5-bromocytosine
2240-25-7

5-bromocytosine

Conditions
ConditionsYield
With N-Bromosuccinimide In N,N-dimethyl-formamide at 15℃; for 1h; Reagent/catalyst; Solvent; Sonication;95.6%
With N-Bromosuccinimide In N,N-dimethyl-formamide at 25℃; for 10h; Large scale;93.6%
With N-Bromosuccinimide In N,N-dimethyl-formamide at 25℃; for 10h;93.6%
Cytosine
71-30-7

Cytosine

4-methoxy-benzoyl chloride
100-07-2

4-methoxy-benzoyl chloride

N4-(4-methoxybenzoyl)-cytosine
51820-70-3

N4-(4-methoxybenzoyl)-cytosine

Conditions
ConditionsYield
With pyridine at 20℃;95%
With pyridine at 80℃; for 2h; Acylation;93%
With pyridine at 80℃; for 2h;81%
With pyridine; dmap In dichloromethane at 20℃; Inert atmosphere;
Cytosine
71-30-7

Cytosine

tert-butyl (2R,3S,5R)-2-(acetyloxy)-5-[(tert-butyldimethylsilyloxy)methyl]-3-(trifluoromethyl)pyrrolidine-1-carboxylate
496848-33-0

tert-butyl (2R,3S,5R)-2-(acetyloxy)-5-[(tert-butyldimethylsilyloxy)methyl]-3-(trifluoromethyl)pyrrolidine-1-carboxylate

tert-butyl (2RS,3S,5R)-2-[4-amino-2-oxopyrimidin-1(2H)-yl]-5-[(tert-butyldimethylsilyloxy)methyl]-3-(trifluoromethyl)pyrrolidine-1-carboxylate
496848-38-5

tert-butyl (2RS,3S,5R)-2-[4-amino-2-oxopyrimidin-1(2H)-yl]-5-[(tert-butyldimethylsilyloxy)methyl]-3-(trifluoromethyl)pyrrolidine-1-carboxylate

Conditions
ConditionsYield
Stage #1: Cytosine; tert-butyl (2R,3S,5R)-2-(acetyloxy)-5-[(tert-butyldimethylsilyloxy)methyl]-3-(trifluoromethyl)pyrrolidine-1-carboxylate With N,O-bis-(trimethylsilyl)-acetamide In acetonitrile for 0.5h; Heating;
Stage #2: With trimethylsilyl trifluoromethanesulfonate In acetonitrile at 20℃; for 16h;
95%
bis(η3-allyl-μ-chloropalladium(II))

bis(η3-allyl-μ-chloropalladium(II))

Cytosine
71-30-7

Cytosine

η3-allylchloro(cytosine)palladium(II)
96226-53-8

η3-allylchloro(cytosine)palladium(II)

Conditions
ConditionsYield
In methanol soln. stirred for 3h, pptn (molar ratio complex : ligand = 1:2); filtered, washed (MeOH, ether), dried (vac.), elem. anal.;95%
N-chloro-succinimide
128-09-6

N-chloro-succinimide

Cytosine
71-30-7

Cytosine

5-chloro-cytosine
2347-43-5

5-chloro-cytosine

Conditions
ConditionsYield
With acetic acid at 70 - 77℃; for 4.3h;95%
(3R,4S,5R)-4-(benzyloxy)-5-(benzyloxymethyl)-5-vinyltetrahydrofuran-2,3-diyl diacetate
1146197-36-5

(3R,4S,5R)-4-(benzyloxy)-5-(benzyloxymethyl)-5-vinyltetrahydrofuran-2,3-diyl diacetate

Cytosine
71-30-7

Cytosine

(2R,3R,4S,5R)-2-(4-amino-2-oxopyrimidin-1(2H)-yl)-4-(benzyloxy)-5-(benzyloxymethyl)-5-vinyltetrahydrofuran-3-yl acetate

(2R,3R,4S,5R)-2-(4-amino-2-oxopyrimidin-1(2H)-yl)-4-(benzyloxy)-5-(benzyloxymethyl)-5-vinyltetrahydrofuran-3-yl acetate

Conditions
ConditionsYield
Stage #1: Cytosine In acetonitrile at 20℃; for 3h; Vorbrueggen Nucleoside Synthesis;
Stage #2: (3R,4S,5R)-4-(benzyloxy)-5-(benzyloxymethyl)-5-vinyltetrahydrofuran-2,3-diyl diacetate With tin(IV) chloride In acetonitrile at 65℃; for 1h;
95%
Cytosine
71-30-7

Cytosine

α-D-erythropentafuranose-2'-deoxy-2',2'-difluoro-3,5-dibenzoate-1-methanesulfonate
134877-43-3

α-D-erythropentafuranose-2'-deoxy-2',2'-difluoro-3,5-dibenzoate-1-methanesulfonate

β-1-(2’-deoxy-2’,2’-difluoro-3',5'-di-O-benzoyl-D-ribofuranosyl)-4-aminopyrimidin-2-one hydrochloride

β-1-(2’-deoxy-2’,2’-difluoro-3',5'-di-O-benzoyl-D-ribofuranosyl)-4-aminopyrimidin-2-one hydrochloride

Conditions
ConditionsYield
Stage #1: Cytosine With ammonium sulfate; 1,1,1,3,3,3-hexamethyl-disilazane Reflux; Industrial scale;
Stage #2: α-D-erythropentafuranose-2'-deoxy-2',2'-difluoro-3,5-dibenzoate-1-methanesulfonate With hydrogenchloride; phosphomolybdic acid In pentan-1-ol at 128 - 137℃; for 5h; Temperature; Solvent; Industrial scale;
95%
Stage #1: Cytosine With ammonium sulfate; 1,1,1,3,3,3-hexamethyl-disilazane for 3h; Reflux;
Stage #2: α-D-erythropentafuranose-2'-deoxy-2',2'-difluoro-3,5-dibenzoate-1-methanesulfonate With phosphotungstic acid In i-Amyl alcohol at 64℃; Reagent/catalyst; Temperature; Solvent; Time; Further stages;
[ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2
52462-29-0

[ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2

Cytosine
71-30-7

Cytosine

[Ru(η6-p-cymene)(cytosine-κN4)Cl2]

[Ru(η6-p-cymene)(cytosine-κN4)Cl2]

Conditions
ConditionsYield
In methanol for 4h; Inert atmosphere;95%
(fluorenylmethoxy)carbonyl chloride
28920-43-6

(fluorenylmethoxy)carbonyl chloride

Cytosine
71-30-7

Cytosine

(2-oxo-1,2-dihydro-pyrimidin-4-yl)-carbamic acid 9H-fluoren-9-ylmethyl ester

(2-oxo-1,2-dihydro-pyrimidin-4-yl)-carbamic acid 9H-fluoren-9-ylmethyl ester

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 100℃; for 2h;95%
Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View