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HUNAN CHEMAPI BIOLOGICAL TECHNOLOGY CO.,LTD.

English Name: Temozolomide Chinese Name: Temozolomide CAS NO. : 85622-93-1 Properties: White or light pink crystalline powder. Slightly soluble in water, soluble in hot water. Quality standard: National standard;USP;any impurity<0.1% total impu

Temozolomide

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $3000.0

Type:Other

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Shenzhen Foris Technology Co. LTD

Shenzhen Foris Technology Co.LTD is located in Shenzhen ,Guangdong, is the leading supplier for electronic chemicals,APIs, pharmaceutical intermediates, fine chemicals which can be widely used in semiconductor, petrochemical industry, new materials

Temozolomide 85622-93-1

Cas:85622-93-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Temozolomide Manufacturer/High quality/Best price/In stock

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.

Temozolomide

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $0.8 / 1.0

Type:Lab/Research institutions

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Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

Jinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai Pu

Temozolomide CAS NO. 85622-93-1

Cas:85622-93-1

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

Temozolomide CAS NO.85622-93-1

Cas:85622-93-1

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

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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 Crystalline Powder Storage:2-8°C Package:1kg/foil b

High purity API Temozolomide CAS 85622-93-1 supplied by manufacturer

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $1800.0 / 2500.0

Type:Trading Company

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Hubei Vanz Pharm Co.,Ltd

We are manufacture for the materials, and other sarms,steriods ,we also produce, price is very competitive, quality very good. Appearance:white powder Application:Pharmaceutical

CAS 85622-93-1 Temozolomide

Cas:85622-93-1

Min.Order:1 Gram

FOB Price: $10.0

Type:Manufacturers

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Hangzhou Think Chemical Co. Ltd

Temozolomide CAS No.:85622-93-1 Name: Temozolomide Synonyms: 4-Methyl-5-oxo-2,3,4,6,8-pentazabicyclo[4.3.0]nona-2,7,9-triene-9-carboxamide Molecular Structure Molecular Formula: C6H6N6O2 Molecular Weight

High purity Temozolomide CAS No.:85622-93-1

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Other

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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 Temozolomide

Cas:85622-93-1

Min.Order:1

Negotiable

Type:Other

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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

Factory Price API 99% Temozolomide 85622-93-1 GMP Manufacturer

Cas:85622-93-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

Temozolomide

Cas:85622-93-1

Min.Order:5 Milligram

Negotiable

Type:Manufacturers

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Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality Temozolomide

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

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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

Temozolomide

Cas:85622-93-1

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Sinoway Industrial Co., Ltd.

Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

Factory Supply Temozolomide powder CAS 85622-93-1

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $100.0

Type:Trading Company

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Hubei DiBo chemical co., LTD

Name:Temozolomide CAS:85622-93-1 Grade:For chemical industry, scientific research and export Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerability

Ready Stock, Good Price High Purity, Temozolomide Powder API

Cas:85622-93-1

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Product Name: Temozolomide Synonyms: 4-methyl-5-oxo-2,3,4,6,8-pentazabicyclo[4.3.0]nona-2,7,9-triene-9-carboxamide;TEMOZOLOMIDE;1-d)(1,2,3,5)tetrazine-8-carboxamide,3,4-dihydro-3-methyl-4-oxo-imidazo(;3,4-dihydro-3-methyl-4-oxoimidazo(

85622-93-1 Temozolomide

Cas:85622-93-1

Min.Order:1 Gram

FOB Price: $8900.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

Temozolomide

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

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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

New production CAS 85622-93-1 with best quality

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Temozolomide Supplier CAS:85622-93-1 Molecularformula: C6H6N6O2 Purity: 99% min Appearance: White or light yellow powder Appearance:White powder Storage:RT. Package:25kg bag Application:Metabolism Drug; Carcino-Chemotherapeutic Drug;Anti

Temozolomide CAS 85622-93-1

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Off-white to light-pink crystalline solid Storage:Room temperature Package:1kg/bag Application:Antitumor Transportation:Express/Sea/Air Port:Any port in china

Temozolomide Temodar

Cas:85622-93-1

Min.Order:100 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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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 Powder Storage:Store in sealed containers at cool & dr

High Quality Best Price of Temozolomide CAS 85622-93-1 Anti-Cancers Powder

Cas:85622-93-1

Min.Order:100 Gram

Negotiable

Type:Other

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HANWAYS CHEMPHARM CO.,LIMITED

Hanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hubei Pr

China Factory Supply High Quality API Temozolomide CAS No. 85622-93-1 for Anti-Tumor with Low Price

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $200.0 / 400.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Onchem (China) Co.,Ltd is Sp

Supply Temozolomide cas 85622-93-1

Cas:85622-93-1

Min.Order:100 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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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

Factory Supply API Raw Powder Temozolomide Antineoplastic Temozolomide

Cas:85622-93-1

Min.Order:10 Gram

FOB Price: $3.5

Type:Trading Company

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Shanghai Minstar Chemical Co., Ltd

Product Name: Temozolomide Synonyms: 4-methyl-5-oxo-2,3,4,6,8-pentazabicyclo[4.3.0]nona-2,7,9-triene-9-carboxamide;TEMOZOLOMIDE;methazolastone;nsc362856;temodar;Temozolamide;Temozolimide;3,4-Dihydro-3-methyl-4-oxoimidazo[5,1-d]-1,2,3,5-tetrazin

Temozolomide

Cas:85622-93-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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 prese

Temozolomide

Cas:85622-93-1

Min.Order:1 Kilogram

FOB Price: $186.0 / 210.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Temozolomide CAS:85622-93-1 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 intermediate

Temozolomide CAS:85622-93-1

Cas:85622-93-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

Temozolomide

Cas:85622-93-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Wuhan Wonda Pharm Limited

1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products with competi

Hot Selling! 99.0%, Temozolomide Powder API, 85622-93-1, Anti-tumor

Cas:85622-93-1

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

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Synthetic route

methyl isocyanate
624-83-9

methyl isocyanate

5-diazoimidazole-4-carboxamide
7008-85-7

5-diazoimidazole-4-carboxamide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
In dichloromethane at 25℃; for 480h;98%
In 1,4-dioxane at 50℃;76.5%
In dimethyl sulfoxide at 25℃;
ethyl 3,4-dihydro-3-methyl-4-oxoimidazo[5,1-d]-1,2,3,5-tetrazine-8-carboxylate

ethyl 3,4-dihydro-3-methyl-4-oxoimidazo[5,1-d]-1,2,3,5-tetrazine-8-carboxylate

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With ammonium hydroxide; copper(II) sulfate at 100℃; for 6h; Reagent/catalyst; Temperature;92%
8-carbamoyl-3-methyl-imidazo[5,1-d]-1,2,3,5-tetrazin-4(3H)-one hydrochloride

8-carbamoyl-3-methyl-imidazo[5,1-d]-1,2,3,5-tetrazin-4(3H)-one hydrochloride

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With Lewatit Mono Plus MP-64 In acetone at 60 - 63℃; styrene-divinylbenzene (macroporous); Purification / work up;90.3%
With acetic acid In water; acetone for 0.166667h; Purification / work up; Heating / reflux;88%
With acetic acid In water; acetonitrile at 60 - 63℃; for 0.166667h; Purification / work up;86.7%
With acetic acid In tetrahydrofuran; water for 0.166667h; Purification / work up; Heating / reflux;70%
5-{3-methyl-3-[(phenyloxy)carbonyl]triazen-1-yl}imidazole-4-carboxamide

5-{3-methyl-3-[(phenyloxy)carbonyl]triazen-1-yl}imidazole-4-carboxamide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
In methanol; acetone at 20℃; for 1h; UV-irradiation;79%
8-carbamoyl-3-trimethylsilylmethylimidazo<5,1-d>-1,2,3,5-tetrazin-4(3H)-one

8-carbamoyl-3-trimethylsilylmethylimidazo<5,1-d>-1,2,3,5-tetrazin-4(3H)-one

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In acetic acid; acetonitrile at 25℃; for 24h;78%
With tetrabutyl ammonium fluoride; acetic acid In acetonitrile at 25℃;78%
5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide
188612-53-5

5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Stage #1: 5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide With lithium chloride hydrate; acetic acid In water at 20℃; for 0.5h;
Stage #2: With iodine; sodium nitrite In water at -10 - 20℃; for 3h;
76%
Stage #1: 5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide With acetic acid; lithium bromide In water at 20℃; for 1h;
Stage #2: With sodium nitrite In water at -10 - 20℃; for 6h;
Stage #3: With sodium thiosulfate In water for 0.333333h; Product distribution / selectivity;
64%
Stage #1: 5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide With sodium nitrite In water at 0℃; for 0.333333h;
Stage #2: With tartaric acid In water at 0 - 60℃; for 4h;
47%
N-tert-butyl-3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide
442534-20-5

N-tert-butyl-3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With sulfuric acid at 15 - 20℃; for 3h;52%
5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide
188612-53-5

5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide

A

temozolomide
85622-93-1

temozolomide

B

2-Azahypoxanthine
4656-86-4

2-Azahypoxanthine

Conditions
ConditionsYield
With hydrogenchloride; sodium nitrite at 5 - 25℃;A 35%
B 15%
3-N-hydroxymethyl temozolomide
1161825-88-2

3-N-hydroxymethyl temozolomide

methyl iodide
74-88-4

methyl iodide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile22%
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 25℃;22%
(8-Carbamoyl-4-oxo-imidazo[5,1-d][1,2,3,5]tetrazin-3-yl)-acetic acid 2-thioxo-2H-pyridin-1-yl ester
157467-00-0

(8-Carbamoyl-4-oxo-imidazo[5,1-d][1,2,3,5]tetrazin-3-yl)-acetic acid 2-thioxo-2H-pyridin-1-yl ester

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In N,N-dimethyl-formamide at 25℃; Irradiation; Yield given;
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In N,N-dimethyl-formamide for 0.5h; Ambient temperature; Irradiation; Yield given;
dimethyl sulfate
77-78-1

dimethyl sulfate

4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide

4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With triethylamine In dimethyl sulfoxide at 25℃; Yield given;
5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide
188612-53-5

5-amino-N1-methyl-1H-imidazole-1,4-dicarboxamide

A

temozolomide
85622-93-1

temozolomide

B

9-(N-methylcarbamoyl)-2-azahypoxanthine

9-(N-methylcarbamoyl)-2-azahypoxanthine

Conditions
ConditionsYield
With tartaric acid; sodium nitrite In water at 0℃; for 1h;A 45 % Chromat.
B n/a
5-{3-methyl-3-[(phenyloxy)carbonyl]triazen-1-yl}imidazole-4-carbonitrile

5-{3-methyl-3-[(phenyloxy)carbonyl]triazen-1-yl}imidazole-4-carbonitrile

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 74 percent / aq. HCl / acetic acid / 0.42 h / Heating
2: 79 percent / acetone; methanol / 1 h / 20 °C / UV-irradiation
View Scheme
C17H18N6O3
1025840-09-8

C17H18N6O3

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 2.05 g / TFA / acetic acid; methanol / 5 h / 20 °C
2: 74 percent / aq. HCl / acetic acid / 0.42 h / Heating
3: 79 percent / acetone; methanol / 1 h / 20 °C / UV-irradiation
View Scheme
5-Amino-4-carbamoyl-imidazole-1-carboxylic acid 4-nitro-phenyl ester
196806-10-7

5-Amino-4-carbamoyl-imidazole-1-carboxylic acid 4-nitro-phenyl ester

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 48 percent / tetrahydrofuran; ethanol / 25 °C
2: 45 percent Chromat. / NaNO2, tartaric acid / H2O / 1 h / 0 °C
View Scheme
8-carbamoyl-3,4-dihydro-4-oxoimidazo<5,1-d>-1,2,3,5-tetrazin-3-ylacetic acid
157466-98-3

8-carbamoyl-3,4-dihydro-4-oxoimidazo<5,1-d>-1,2,3,5-tetrazin-3-ylacetic acid

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: N-methylmorpholine / dimethylformamide / 0.17 h / -15 - -10 °C
2: Et3N / dimethylformamide / 0.5 h / -15 - -10 °C
3: AIBN, Bu3SnH / dimethylformamide / 0.5 h / Ambient temperature; Irradiation
View Scheme
Multi-step reaction with 3 steps
1: N-methylmorpholine / dimethylformamide / -15 °C
2: Et3N / -15 °C
3: Bu3SnH, AIBN / dimethylformamide / 25 °C / Irradiation
View Scheme
ethyl (8-carbamoyl-3,4-dihydro-4-oxoimidazo<5,1-d>-1,2,3,5-tetrazin-3-yl)acetate
157466-97-2

ethyl (8-carbamoyl-3,4-dihydro-4-oxoimidazo<5,1-d>-1,2,3,5-tetrazin-3-yl)acetate

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 80 percent / aq. HCl / 4 h / 40 - 45 °C
2: N-methylmorpholine / dimethylformamide / 0.17 h / -15 - -10 °C
3: Et3N / dimethylformamide / 0.5 h / -15 - -10 °C
4: AIBN, Bu3SnH / dimethylformamide / 0.5 h / Ambient temperature; Irradiation
View Scheme
Multi-step reaction with 4 steps
1: 80 percent / 5M aq. HCl / 45 °C
2: N-methylmorpholine / dimethylformamide / -15 °C
3: Et3N / -15 °C
4: Bu3SnH, AIBN / dimethylformamide / 25 °C / Irradiation
View Scheme
C12H14N6O6
157466-99-4

C12H14N6O6

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Et3N / dimethylformamide / 0.5 h / -15 - -10 °C
2: AIBN, Bu3SnH / dimethylformamide / 0.5 h / Ambient temperature; Irradiation
View Scheme
Multi-step reaction with 2 steps
1: Et3N / -15 °C
2: Bu3SnH, AIBN / dimethylformamide / 25 °C / Irradiation
View Scheme
[(5-Amino-4-carbamoyl-imidazole-1-carbonyl)-amino]-acetic acid ethyl ester
157466-96-1

[(5-Amino-4-carbamoyl-imidazole-1-carbonyl)-amino]-acetic acid ethyl ester

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 93 percent / 2N aq. NCl, NaNO2 / 0 °C
2: 80 percent / 5M aq. HCl / 45 °C
3: N-methylmorpholine / dimethylformamide / -15 °C
4: Et3N / -15 °C
5: Bu3SnH, AIBN / dimethylformamide / 25 °C / Irradiation
View Scheme
5-amino-1H-imidazole-4-carboxamide monohydrochloride
72-40-2

5-amino-1H-imidazole-4-carboxamide monohydrochloride

4-Nitrophenyl chloroformate
7693-46-1

4-Nitrophenyl chloroformate

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
With triethylamine In dichloromethane
4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide

4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide

methyl iodide
74-88-4

methyl iodide

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Stage #1: 4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.05h;
Stage #2: methyl iodide In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 2.5h;
With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 5h;
5-diazoimidazole-4-carboxiamide
865071-35-8

5-diazoimidazole-4-carboxiamide

methyl isocyanate
624-83-9

methyl isocyanate

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 20℃; for 72h; Industry scale;
tert-butyl (8-carbamoyl-4-oxoimidazo[5,1-d][1,2,3,5]tetrazin-3(4H)-yl)methylcarbamate
1332700-58-9

tert-butyl (8-carbamoyl-4-oxoimidazo[5,1-d][1,2,3,5]tetrazin-3(4H)-yl)methylcarbamate

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrogenchloride / water / 15 h / 4 - 20 °C / Darkness
2: sodium hydride / N,N-dimethyl-formamide / 5 h / 0 - 20 °C
View Scheme
8-carbamoyl-3-(2-trimethylsilylethoxy)methylimidazo<5,1-d>-1,2,3,5-tetrazin-4(3H)-one

8-carbamoyl-3-(2-trimethylsilylethoxy)methylimidazo<5,1-d>-1,2,3,5-tetrazin-4(3H)-one

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: boron trifluoride diethyl etherate / chloroform / 2 h / 0 - 20 °C
2: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile
View Scheme
Multi-step reaction with 2 steps
1: boron trifluoride / chloroform / 0 °C
2: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile / 25 °C
View Scheme
1,1'-carbonyldiimidazole
530-62-1

1,1'-carbonyldiimidazole

temozolomide
85622-93-1

temozolomide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: acetonitrile; N,N-dimethyl-formamide / 2 h / 20 °C
2.1: acetonitrile / 6 h / 55 - 60 °C
3.1: sodium nitrite / water / 0.33 h / 0 °C
3.2: 4 h / 0 - 60 °C
View Scheme
temozolomide
85622-93-1

temozolomide

3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrahydro-8-carboxylic acid
113942-30-6

3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrahydro-8-carboxylic acid

Conditions
ConditionsYield
With sulfuric acid; sodium nitrite100%
With sulfuric acid; water; sodium nitrite at 15 - 20℃;98.6%
With sulfuric acid; sodium nitrite In water at 0℃;80%
temozolomide
85622-93-1

temozolomide

methyl (Z)-2-((3R,4S,5S,8S,9S,10S,11R,13R,14S,16S)-16-acetoxy-3,11-dihydroxy-4,8,10,14-tetramethylhexadecahydro-17H-cyclopenta[a]phenanthren-17-ylidene)-6-methylhept-5-enoate
21157-24-4

methyl (Z)-2-((3R,4S,5S,8S,9S,10S,11R,13R,14S,16S)-16-acetoxy-3,11-dihydroxy-4,8,10,14-tetramethylhexadecahydro-17H-cyclopenta[a]phenanthren-17-ylidene)-6-methylhept-5-enoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;97%
temozolomide
85622-93-1

temozolomide

telmisatran
144701-48-4

telmisatran

4'-[[4-methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl]methyl]biphenyl-2-carboxylic acid methyl ester
528560-93-2

4'-[[4-methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl]methyl]biphenyl-2-carboxylic acid methyl ester

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;95%
isosteviol
27975-19-5

isosteviol

temozolomide
85622-93-1

temozolomide

isosteviol methyl ester
30217-41-5

isosteviol methyl ester

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;95%
temozolomide
85622-93-1

temozolomide

hesperetin
520-33-2

hesperetin

C6H6N6O2*C16H14O6

C6H6N6O2*C16H14O6

Conditions
ConditionsYield
In ethanol for 1h;94%
[1-(4-chlorobenzoyl)-5-methoxy-2-methylindol-3-yl]acetic acid
53-86-1

[1-(4-chlorobenzoyl)-5-methoxy-2-methylindol-3-yl]acetic acid

temozolomide
85622-93-1

temozolomide

indomethacin methyl ester
1601-18-9

indomethacin methyl ester

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;93%
1,1-Diphenylethylene
530-48-3

1,1-Diphenylethylene

temozolomide
85622-93-1

temozolomide

1,1-diphenylcyclopropane
3282-18-6

1,1-diphenylcyclopropane

Conditions
ConditionsYield
With meso-tetraphenylporphyrin iron(III) chloride; potassium hydroxide In water at 23℃; for 4h; Sealed tube;93%
4-Methoxystyrene
637-69-4

4-Methoxystyrene

temozolomide
85622-93-1

temozolomide

4-methoxyphenylcyclopropane
4030-17-5

4-methoxyphenylcyclopropane

Conditions
ConditionsYield
With meso-tetraphenylporphyrin iron(III) chloride; potassium hydroxide In water at 23℃; for 4h; Catalytic behavior; Reagent/catalyst; Solvent; Sealed tube;91%
temozolomide
85622-93-1

temozolomide

methyl (4R,4aS,6aR,9S,11aR,11bS)-9-hydroxy-4,11b-dimethyl-8-methylenetetradecahydro-6a,9-methanocyclohepta[a]naphthalene-4-carboxylate
14364-16-0

methyl (4R,4aS,6aR,9S,11aR,11bS)-9-hydroxy-4,11b-dimethyl-8-methylenetetradecahydro-6a,9-methanocyclohepta[a]naphthalene-4-carboxylate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;90%
4-isopropylidene cyclohex-1-enyl methanol
110299-94-0

4-isopropylidene cyclohex-1-enyl methanol

temozolomide
85622-93-1

temozolomide

(3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbonyl)-carbamic acid-4-isopropenylcyclohex-1-enylmethyl ester

(3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbonyl)-carbamic acid-4-isopropenylcyclohex-1-enylmethyl ester

Conditions
ConditionsYield
Stage #1: temozolomide With oxalyl dichloride In 1,2-dichloro-ethane at 10℃; for 3h; Swern Oxidation; Inert atmosphere; Reflux;
Stage #2: 4-isopropylidene cyclohex-1-enyl methanol In 1,2-dichloro-ethane at 20℃; for 14h; Time; Reflux;
89%
oxalyl dichloride
79-37-8

oxalyl dichloride

(-)-perillyl alcohol
536-59-4, 18457-55-1

(-)-perillyl alcohol

temozolomide
85622-93-1

temozolomide

(3-methyl 4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbonyl)carbamic acid-4-isopropenyl cyclohex-1-enylmethyl ester

(3-methyl 4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbonyl)carbamic acid-4-isopropenyl cyclohex-1-enylmethyl ester

Conditions
ConditionsYield
Stage #1: oxalyl dichloride; temozolomide In 1,2-dichloro-ethane at 20℃; for 3h; Inert atmosphere;
Stage #2: (-)-perillyl alcohol In 1,2-dichloro-ethane at 20℃; for 14h; Inert atmosphere;
89%
androst-4-en-3-one-17β-carboxylic acid
302-97-6

androst-4-en-3-one-17β-carboxylic acid

temozolomide
85622-93-1

temozolomide

3-oxo-androst-4-ene-17β-carboxylic acid methyl ester
2681-55-2

3-oxo-androst-4-ene-17β-carboxylic acid methyl ester

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 4h; Sealed tube;89%
p-N,N-dimethylaminobenzoic acid
619-84-1

p-N,N-dimethylaminobenzoic acid

temozolomide
85622-93-1

temozolomide

methyl 4-(N,N-dimethylamino)benzoate
1202-25-1

methyl 4-(N,N-dimethylamino)benzoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;88%
temozolomide
85622-93-1

temozolomide

N,N'-di-tert-butyloxycarbonylpiperazine-2-carboxylic acid
181955-79-3

N,N'-di-tert-butyloxycarbonylpiperazine-2-carboxylic acid

O1,O4-di-tert-butyl O2-methyl piperazine-1,2,4-tricarboxylate
171504-98-6

O1,O4-di-tert-butyl O2-methyl piperazine-1,2,4-tricarboxylate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;88%
2-(6-chloro-carbazol-2-yl)-propionic acid
53716-49-7

2-(6-chloro-carbazol-2-yl)-propionic acid

temozolomide
85622-93-1

temozolomide

methyl (2RS)-2-(6-chloro-9H-carbazol-2-yl)propanoate
52263-88-4

methyl (2RS)-2-(6-chloro-9H-carbazol-2-yl)propanoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;88%
N-Fmoc L-Phe
35661-40-6

N-Fmoc L-Phe

temozolomide
85622-93-1

temozolomide

methyl (((9H-fluoren-9-yl)methoxy)carbonyl)-L-phenylalaninate
129397-81-5

methyl (((9H-fluoren-9-yl)methoxy)carbonyl)-L-phenylalaninate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;87%
3-methoxystyrene
626-20-0

3-methoxystyrene

temozolomide
85622-93-1

temozolomide

1-cyclopropyl-3-methoxybenzene
54134-93-9

1-cyclopropyl-3-methoxybenzene

Conditions
ConditionsYield
With meso-tetraphenylporphyrin iron(III) chloride; potassium hydroxide In water at 23℃; for 4h; Sealed tube;87%
all-trans-retinoic-acid
302-79-4

all-trans-retinoic-acid

temozolomide
85622-93-1

temozolomide

all-trans-methyl retinoate
339-16-2

all-trans-methyl retinoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;86%
epigibberic acid
5937-49-5

epigibberic acid

temozolomide
85622-93-1

temozolomide

(4bR,7S,9aS,10R)-1,7-dimethyl-8-oxo-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylate
43207-02-9

(4bR,7S,9aS,10R)-1,7-dimethyl-8-oxo-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;86%
temozolomide
85622-93-1

temozolomide

3-[(S)-2-carboxy-2-(9H-fluoren-9-ylmethoxycarbonylamino)ethyl]indole-1-carboxylic acid tert-butyl ester
143824-78-6

3-[(S)-2-carboxy-2-(9H-fluoren-9-ylmethoxycarbonylamino)ethyl]indole-1-carboxylic acid tert-butyl ester

tert-butyl (S)-3-(2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-methoxy-3-oxopropyl)-1H-indole-1-carboxylate
405555-31-9

tert-butyl (S)-3-(2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-methoxy-3-oxopropyl)-1H-indole-1-carboxylate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;85%
temozolomide
85622-93-1

temozolomide

3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbothioamide
301323-33-1

3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbothioamide

Conditions
ConditionsYield
With 2,4-(4-phenoxyphenyl)-1,3-dithia-2λ(5),4λ(5)-diphosphetane 2,4-disulfides In dichloromethane Reflux;84%
With Lawessons reagent In dichloromethane Reflux; Inert atmosphere;80%
4-methoxybenzoic acid
100-09-4

4-methoxybenzoic acid

temozolomide
85622-93-1

temozolomide

methyl 4-methoxybenzoate
121-98-2

methyl 4-methoxybenzoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;83%
4-<(tetrahydropyran-2-yloxy)methyl>benzoic acid
104292-82-2

4-<(tetrahydropyran-2-yloxy)methyl>benzoic acid

temozolomide
85622-93-1

temozolomide

methyl 4-<(tetrahydropyran-2-yloxy)methyl>benzoate
104292-97-9

methyl 4-<(tetrahydropyran-2-yloxy)methyl>benzoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 4h; Sealed tube;83%
4-Methoxyphenylacetic acid
104-01-8

4-Methoxyphenylacetic acid

temozolomide
85622-93-1

temozolomide

4-methoxy-phenyl acetic acid methyl ester
23786-14-3

4-methoxy-phenyl acetic acid methyl ester

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;83%
1-methyl-5-(p-toluoyl)pyrrole-2-acetic acid
26171-23-3

1-methyl-5-(p-toluoyl)pyrrole-2-acetic acid

temozolomide
85622-93-1

temozolomide

methyl 1-Methyl-5-(4-methylbenzoyl)-1H-pyrrole-2-acetate
33369-52-7

methyl 1-Methyl-5-(4-methylbenzoyl)-1H-pyrrole-2-acetate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;81%
temozolomide
85622-93-1

temozolomide

gibberellic acid

gibberellic acid

(1R,2S,4aR,4bR,7S,9aS,10S)-2,7-dihydroxy-1-methyl-8-methylene-13-oxo-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9a-methanobenzo[a]azulene-10-carboxylate
510-50-9, 25274-38-8, 76675-42-8

(1R,2S,4aR,4bR,7S,9aS,10S)-2,7-dihydroxy-1-methyl-8-methylene-13-oxo-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9a-methanobenzo[a]azulene-10-carboxylate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;81%
temozolomide
85622-93-1

temozolomide

4-hydroxy-benzoic acid
99-96-7

4-hydroxy-benzoic acid

methyl 4-hydroxylbenzoate
99-76-3

methyl 4-hydroxylbenzoate

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane; water at 60℃; for 6h; Sealed tube;80%

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