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ChemicalBook >> CAS DataBase List >> (DHQ)2PYR

(DHQ)2PYR

(DHQ)2PYR price.
  • $58 - $835
  • Product name: (DHQ)2PYR
  • CAS: 149820-65-5
  • MF: C56H60N6O4
  • MW: 881.11
  • EINECS:
  • MDL Number:MFCD00198109
  • Synonyms:(DHQ)2PYR;HYDROQUININE 2,5-DIPHENYL-4,6-PYRIMIDINEDIYL DIETHER;2,5-Diphenyl-4,6-bis(9-O-dihydroquininyl)pyrimidine;2,5-Diphenyl-4,6-bis(9-O-dihydroquinyl)pyrimidine;2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine;(DHQ)2Pyr,Hydroquinine 2,5-diphenyl-4,6-pyrimidinediyl diether;(DHQ)2Pyr 97%;(DHQ)2-PYR/2,5-diphenyl-4,6-bis(9-O-dihydroquinyl)pyrimidine
19 prices
Selected condition:
Brand
  • aablocks
  • ACHEMBLOCK
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • Crysdot
  • Matrix Scientific
  • Sigma-Aldrich
Package
  • 100mg
  • 250mg
  • 500mg
  • 1.00g
  • 1g
  • 2g
  • 5G
  • Manufactureraablocks
  • Product numberAA0032AI
  • Product description(DHQ)2Pyr 97%99%ee
  • Packaging100mg
  • Price$58
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0032AI
  • Product description(DHQ)2Pyr 97%99%ee
  • Packaging250mg
  • Price$72
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0032AI
  • Product description(DHQ)2Pyr 97%99%ee
  • Packaging1g
  • Price$166
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX193767
  • Product description(1S,1'S,3R,3'R,4S,4'S,6S,6'S)-6,6'-[(1R,1'R)-[(2,5-Diphenylpyrimidine-4,6-diyl)bis(oxy)]bis[(6-methoxy-4-quinolyl)methylene]]bis(3-ethylquinuclidine) 97.00%
  • Packaging1G
  • Price$180
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX193767
  • Product description(1S,1'S,3R,3'R,4S,4'S,6S,6'S)-6,6'-[(1R,1'R)-[(2,5-Diphenylpyrimidine-4,6-diyl)bis(oxy)]bis[(6-methoxy-4-quinolyl)methylene]]bis(3-ethylquinuclidine) 97.00%
  • Packaging5G
  • Price$835
  • Updated2026-05-27
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0115078
  • Product description(DHQ)2PYR 95.00%
  • Packaging1G
  • Price$813.15
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS457276
  • Product description(DHQ)2PYR 97%
  • Packaging250mg
  • Price$83
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS457276
  • Product description(DHQ)2PYR 97%
  • Packaging5g
  • Price$648
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD162040
  • Product description2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine
  • Packaging1g
  • Price$250
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD162040
  • Product description2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine
  • Packaging2g
  • Price$380
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD162040
  • Product description2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine
  • Packaging500mg
  • Price$160
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD162040
  • Product description2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine
  • Packaging250mg
  • Price$100
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD162040
  • Product description2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine
  • Packaging100mg
  • Price$60
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD50000085
  • Product description(DHQ)2PYR 95+%
  • Packaging5g
  • Price$673
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD50000085
  • Product description(DHQ)2PYR 95+%
  • Packaging1g
  • Price$218
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD50000085
  • Product description(DHQ)2PYR 95+%
  • Packaging5g
  • Price$673
  • Updated2026-05-27
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0032AI (DHQ)2Pyr 97%99%ee 100mg $58 2026-05-28 Buy
aablocks AA0032AI (DHQ)2Pyr 97%99%ee 250mg $72 2026-05-28 Buy
aablocks AA0032AI (DHQ)2Pyr 97%99%ee 1g $166 2026-05-28 Buy
ACHEMBLOCK X193767 (1S,1'S,3R,3'R,4S,4'S,6S,6'S)-6,6'-[(1R,1'R)-[(2,5-Diphenylpyrimidine-4,6-diyl)bis(oxy)]bis[(6-methoxy-4-quinolyl)methylene]]bis(3-ethylquinuclidine) 97.00% 1G $180 2026-05-27 Buy
ACHEMBLOCK X193767 (1S,1'S,3R,3'R,4S,4'S,6S,6'S)-6,6'-[(1R,1'R)-[(2,5-Diphenylpyrimidine-4,6-diyl)bis(oxy)]bis[(6-methoxy-4-quinolyl)methylene]]bis(3-ethylquinuclidine) 97.00% 5G $835 2026-05-27 Buy
American Custom Chemicals Corporation CHM0115078 (DHQ)2PYR 95.00% 1G $813.15 2021-12-16 Buy
Arctom AS457276 (DHQ)2PYR 97% 250mg $83 2021-12-16 Buy
Arctom AS457276 (DHQ)2PYR 97% 5g $648 2021-12-16 Buy
Biosynth FD162040 2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine 1g $250 2021-12-16 Buy
Biosynth FD162040 2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine 2g $380 2021-12-16 Buy
Biosynth FD162040 2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine 500mg $160 2021-12-16 Buy
Biosynth FD162040 2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine 250mg $100 2021-12-16 Buy
Biosynth FD162040 2,5-Diphenyl-4,6-bis(dihydroquinine)pyrimidine 100mg $60 2021-12-16 Buy
Crysdot CD50000085 (DHQ)2PYR 95+% 5g $673 2021-12-16 Buy
Crysdot CD50000085 (DHQ)2PYR 95+% 1g $218 2021-12-16 Buy
Crysdot CD50000085 (DHQ)2PYR 95+% 5g $673 2026-05-27 Buy

Properties

Melting point :245-248 °C(lit.)
Density :1.29±0.1 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
pka :9.50±0.70(Predicted)
form :solid
optical activity :[α]20/D +455°, c = 1.2 in methanol
InChIKey :SWKRDCRSJPRVNF-CVCJRGCISA-N
SMILES :CC[C@H]1CN2CCC1C[C@@H]2[C@H](Oc3nc(nc(O[C@@H]([C@@H]4CC5CC[N@H]4C[C@H]5CC)c6ccnc7ccc(OC)cc67)c3-c8ccccc8)-c9ccccc9)c%10ccnc%11ccc(OC)cc%10%11

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(DHQ)2Pyr is a bis-Cinchona alkaloid ligand used in enantioselective synthesis applications. Cinchona alkaloids catalyze many useful processes with high enantioselectivities. Cinchona alkaloids can be used as bases to deprotonate substrates with relatively acidic protons forming a contact ion pair between the resulting anion and protonated amine. This interaction leads to a chiral environment around the anion and permits enantioselective reactions with electrophiles. Amination with diimides at the remote γ-position can be carried out using (DHQ)2Pyr to form a diverse range of highly functionalized amine compounds.

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