Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 8-Bromo-3-methyl-xanthine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 8-Bromo-3-methyl-1H-purine-2,6(3H,7H)-dione
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

93703-24-3

93703-24-3 structure

Name: 8-BroMo-3-Methyl-xanthine
Chemical Name: 8-Bromo-3-methyl-1H-purine-2,6(3H,7H)-dione
CAS Number: 93703-24-3
Molecular Formula: C₆H₅BrN₄O₂
Molecular Weight: 245.033
Catalog: Pharmaceutical intermediate API intermediate
Create Date: 2018-12-26 09:08:50
Modify Date: 2026-06-30 11:09:48

Name	8-Bromo-3-methyl-1H-purine-2,6(3H,7H)-dione
Synonyms	8-broMo-3-Methyl-1H-purine-2,6(3H,7H) 8-Bromo-3-methyl-3,9-dihydra-1H-purine-2,6-dione Linaint-F 8-Bromo-3-methyl-3,9-dihydro-purine-2,6-dione 8-Bromo-3-methyl-3,7-dihydropurine－2,6-dtone Linagliptin Impurity 97 8-bromo-3-methyl-7H-purine-2,6-dione 8-Bromo-3-methyl-3,9-dihydro-1H-purine-2,6-dione 8-Bromo-3-methyl-3,7-dihydropurine-2,6-dione 1H-Purine-2,6-dione,8-broMo-3,9-dihydro-3-Methyl 8-Bromo-3,9-dihydro-3-methyl-1H-purine-2,6-dione 1H-purine-2,6(3H,7H)-dione 8-Bromo-3-Methyl-Xanthine / Linagliptin Intermediate 8-Bromo 2-methyl xanthine 8-Bromo-3-methyl-xanthine ISO 9001：2015 REACH 3-Methyl-8-broMoxanthine Linagliptin Impurity 1/ Linagliptin 8-bromo impurity (LNG STG-I) 8-Bromo-3-methyL Linagliptin 8-Bromo Impurity 3-Bromo-3-methylxanthine 8-Bromo-3-methyl-7H-purine-2,6-dione 8-Bromo-3-methylxanthine 8-Bromo-3-methyl-3,7-dihydropurine-2,6-dione 8-bromo-3-methyl-1H-purine-2,6(3H,7H)-dione 8-Bromo-3-methyl-3,7-dihydro-1H-purine-2,6-dione Linagliptin intermediate 3-Methyl-8-bromoxanthine(india site ) 1H-purine-2,6-dione, 8-broMo-3,7-dihydro-3-Methyl 8-Bromo-3-methyl-xanthine 8-bromo-3-methyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione Linagliptin intermediates，8-Bromo-3-methyl-3,7-dihydropurine- 2,6-dione

Density	2.0±0.1 g/cm3
Melting Point	300°C(lit.)
Molecular Formula	C₆H₅BrN₄O₂
Molecular Weight	245.033
Exact Mass	243.959579
PSA	83.54000
LogP	-0.63
Index of Refraction	1.662

Hazard Codes	Xi
Risk Phrases	22
Safety Phrases	26-36/37/39
HS Code	2933990090

1076-22-8

~90%

93703-24-3

Literature: US2002/28823 A1, ;

93703-23-2

~85%

93703-24-3

Literature: Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 20, # 8 p. 924 - 927 Khimiya Geterotsiklicheskikh Soedinenii, , # 8 p. 1129 - 1132

Precursor 2
1076-22-8 93703-23-2
DownStream 4
666816-98-4 101072-13-3 10381-82-5 93703-26-5

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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