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ChemicalBook >> CAS DataBase List >>tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate Structure
tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate structure
CAS No.
916420-27-4
Chemical Name:
tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate
Synonyms
tert-butyl 2,4-dichloro-5,8-dihydropyrido[3,4-d]pyrimidine-7(6H)-carboxylate;tert-butyl 2,4-dichloro-5H,6H,7H,8H-pyrido[3,4-d]pyrimidine-7-carboxylate;7-Boc-2,4-dichloro-5,6,7,...;TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO;tert-butyl2,4-dichloro-5,6-d]pyrimidine-7(8H)-carboxylate;2,4-Dichloro-7-Boc-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine;7-Boc-2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine;tert-butyl 2,4-dichloro-6,8-dihydro-5H-pyrido[3,4-d]pyrimidi...;ert-Butyl2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate;ter-butyl 2,4-dichloro-5,6-dihydropyido[3,4-d]pyrimidine-7(8H)-carboxylate
CBNumber:
CB2823351
Molecular Formula:
C12H15Cl2N3O2
Molecular Weight:
304.17
MDL Number:
MFCD09025732
MOL File:
916420-27-4.mol
MSDS File:
SDS
Last updated:2026-05-28 00:50:01
Request For Quotation

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate Properties

Boiling point 423.1±45.0 °C(Predicted)
Density 1.352±0.06 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
pka -1.95±0.20(Predicted)
Appearance White to light yellow Solid
InChI InChI=1S/C12H15Cl2N3O2/c1-12(2,3)19-11(18)17-5-4-7-8(6-17)15-10(14)16-9(7)13/h4-6H2,1-3H3
InChIKey SAEOMPAQDWZLHC-UHFFFAOYSA-N
SMILES C1(Cl)=NC(Cl)=C2CCN(C(OC(C)(C)C)=O)CC2=N1

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332-H315-H319-H335
Precautionary statements  P280-P301+P312-P305+P351+P338
HS Code  2933998090

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate price More Price(49)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
AstaTech SC1061 TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE 95% 916420-27-4 1G $14 2026-04-30 Buy
AstaTech SC1061 TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE 95% 916420-27-4 5G $59 2026-04-30 Buy
AstaTech SC1061 TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE 95% 916420-27-4 25G $299 2026-04-30 Buy
Apolloscientific OR480873 tert-Butyl 2,4-dichloro-6,8-dihydro-5H-pyrido[3,4-d]pyrimidine-7-carboxylate 97% 916420-27-4 250mg $21 2026-06-04 Buy
Apolloscientific OR480873 tert-Butyl 2,4-dichloro-6,8-dihydro-5H-pyrido[3,4-d]pyrimidine-7-carboxylate 97% 916420-27-4 1g $24 2026-06-04 Buy
Product number Packaging Price Buy
SC1061 1G $14 Buy
SC1061 5G $59 Buy
SC1061 25G $299 Buy
OR480873 250mg $21 Buy
OR480873 1g $24 Buy

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate Chemical Properties, Uses, Production

Uses

tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate (tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate) can be used as an intermediate for laboratory R&D.

Synthesis

tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate can be prepared by Intermediate 4 in DCM stirred with (Boc)2O and TEA at room temperature for 16 hours.
Synthesis_916420-27-4

References

[1] Patent: WO2014/15291, 2014, A1. Location in patent: Page/Page column 174; 175

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate synthesis

24424-99-5
1000578-08-4
916420-27-4
Synthesis of tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate from Di-tert-butyl dicarbonate and 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine HCl salt

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate Preparation Products And Raw materials

Raw materials

Di-tert-butyl dicarbonate 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine HCl salt Dichloromethane Triethylamine

Preparation Products

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate Suppliers

Global Suppliers ( 269)
Supplier Tel Email Country ProdList Advantage
Nanjing Dalton chemical technology company limited 18913360273; 15051832550 dongxueping1984@126.com China 160 58
Shanghai Hope Chem Co., Ltd.， +21-18501659228 18501659228 info@hope-chem.com China 538 55
Aikon International Limited 025-58859352 13913916777 dt3@aikonchem.com China 15490 58
Wuhan Luyi New Material Co., Ltd. 027-81360608 13971310049 109321999@qq.com China 80 58
Anqing Duohui Biotechnology Co., Ltd. 19121697802 sales@hope-chem.com China 264 58
Shanghai Send Pharmaceutical Technology Co., Ltd. +86-021-50266790 18317173152 sale@shsendpharm.com China 195 50
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Shangchem Co., Ltd. +86-21-68182121 China 881 52
Supplier Advantage
Nanjing Dalton chemical technology company limited 58
Shanghai Hope Chem Co., Ltd.， 55
Aikon International Limited 58
Wuhan Luyi New Material Co., Ltd. 58
Anqing Duohui Biotechnology Co., Ltd. 58
Shanghai Send Pharmaceutical Technology Co., Ltd. 50
J & K SCIENTIFIC LTD. 76
Energy Chemical 61
Capot Chemical Co., Ltd 66
Shangchem Co., Ltd. 52

View Latest Price from tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate pictures 2026-08-25 tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate
916420-27-4
 $2.00-6.00 1kg 99% 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate pictures 2026-08-25 tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate
916420-27-4
 $100.00-800.00 5g 99% 30 Zibo Hangyu Biotechnology Development Co., Ltd
TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE pictures 2025-06-25 TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE
916420-27-4
 $1.10 1g 99.0% min 100 tons min Shaanxi Dideu Medichem Co. Ltd

tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate Spectrum

TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE(916420-27-4)1HNMR

916420-27-4 (tert-Butyl 2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate) Related Search:

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tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate 7-Boc-2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine tert-butyl 2,4-dichloro-6,8-dihydro-5H-pyrido[3,4-d]pyrimidine-7-carboxylate TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE 7-Boc-2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine tert-Butyl 2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate 2,4-Dichloro-7-Boc-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine 7-Boc-2,4-dichloro-5,6,7,... 2,4-Dichloro-5,8-dihydro-6H-pyrido[3,4-d]pyriMidine-7-carboxylic acid tert-butyl ester 2,4-dichloro-6,8-dihydro-5H-pyrido[3,4-d]pyrimidine-7-carboxylic acid tert-butyl ester TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO ert-Butyl2,4-dichloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate TERT-BUTYL 2,4-DICHLORO-5,6-DIHYDROPYRIDO[3,4-D]PYRIMIDINE-7(8H)-CARBOXYLATE ISO 9001：2015 REACH tert-butyl 2,4-dichloro-6,8-dihydro-5H-pyrido[3,4-d]pyrimidi... tert-butyl2,4-dichloro-5,6-d]pyrimidine-7(8H)-carboxylate 1,1-Dimethylethyl 2,4-dichloro-5,8-dihydropyrido[3,4-d]pyrimidine-7(6H)-carboxylate ter-butyl 2,4-dichloro-5,6-dihydropyido[3,4-d]pyrimidine-7(8H)-carboxylate tert-butyl 2,4-dichloro-5H,6H,7H,8H-pyrido[3,4-d]pyrimidine-7-carboxylate tert-butyl 2,4-dichloro-5,8-dihydropyrido[3,4-d]pyrimidine-7(6H)-carboxylate 916420-27-4 Heterocycle-Pyrimidine series CHIRAL CHEMICALS 916420-27-4