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(R)-MONOPHOS

CAS No.
185449-80-3
Chemical Name:
(R)-MONOPHOS
Synonyms
MonoPhos;(S)-MONOPHOS;en-4-yL;(R)-MONOPHOS;97% (S)-MONOPHOS;ohepta[2,1-a:3,4-a′]dinaphthaL;]dinaphthalen-4-yl)dimethylamine;(R)-(?)-(3,5-Dioxa-4-phosphacycL;3,4- a']dinaphthalen-4-yl)dimethylamine 97%;3,4-a']dinaphthalen-4-yl)dimethylamine, S-MonoPhos
CBNumber:
CB9704983
Molecular Formula:
C22H18NO2P
Molecular Weight:
359.36
MDL Number:
MFCD03426988
MOL File:
185449-80-3.mol
MSDS File:
SDS
Last updated:2026-05-28 05:48:45

(R)-MONOPHOS Properties

Melting point 190 °C (dec.)
alpha +587° (c 0.06, CHCl3)
Boiling point 548.7±33.0 °C(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
pka 1.22±0.20(Predicted)
form crystal
color white
optical activity Consistent with structure
Sensitive moisture sensitive
InChI InChI=1S/C22H18NO2P/c1-23(2)26-24-19-13-11-15-7-3-5-9-17(15)21(19)22-18-10-6-4-8-16(18)12-14-20(22)25-26/h3-14H,1-2H3
InChIKey QCHAVHXSBZARBO-UHFFFAOYSA-N
SMILES O1C2=CC=C3C(=C2C2=C4C(C=CC=C4)=CC=C2OP1N(C)C)C=CC=C3
UNSPSC Code 12352005
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H412
Precautionary statements  P273
Safety Statements  22-24/25
WGK Germany  3
HS Code  2929.90.5090
Storage Class 11 - Combustible Solids

(R)-MONOPHOS price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 668192 (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4- a′]dinaphthalen-4-yl)dimethylamine 97% 185449-80-3 1g $64.8 2026-04-30 Buy
Sigma-Aldrich 668192 (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4- a′]dinaphthalen-4-yl)dimethylamine 97% 185449-80-3 5g $251 2023-06-20 Buy
TCI Chemical D4993 (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4- a′]dinaphthalen-4-yl)dimethylamine >98.0%(HPLC)(T) 185449-80-3 1g $40 2026-04-30 Buy
TCI Chemical D4993 (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4- a′]dinaphthalen-4-yl)dimethylamine >98.0%(HPLC)(T) 185449-80-3 5g $117 2026-04-30 Buy
Strem Chemicals 15-1233 (S)-(+)-(3,5-Dioxa-4-phospha-cyclohepta[2,1-a;3,4-a']dinaphthalen-4-yl)dimethylamine, min. 97% (S)-MONOPHOS min.97% 185449-80-3 250mg $31 2026-04-30 Buy
Product number Packaging Price Buy
668192 1g $64.8 Buy
668192 5g $251 Buy
D4993 1g $40 Buy
D4993 5g $117 Buy
15-1233 250mg $31 Buy

(R)-MONOPHOS Chemical Properties, Uses, Production

Uses

1. Asymmetric hydrogenation of ketones and β-keto esters.
2. Light-induced, enantioselective hydrogenation.

Uses

DSM MonoPhos Family of Highly Efficient Privileged Ligands

(R)-MONOPHOS Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 122)
Supplier Tel Email Country ProdList Advantage
Tianjin Derchemist Science & Technology Co., Ltd. 22-58627059 13920586291 zdcomcon@126.com China 4094 50
Shaanxi Rock New Materials Co., Ltd. 0917-8888777 18691786767 liuwei@bjrock.com China 309 62
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Ark Pharm, Inc. 847-367-3680 sales@arkpharminc.com United States 1669 56
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9407 55
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Daicel Chiral Technologies (China)CO.,LTD 021-50460086-9 15921403865 han_yajun@dctc.daicel.com China 7917 65
Hunan Hui Bai Shi Biotechnology Co., Ltd. 0731-85526065 13308475853 ivy@hnhbsj.com China 7236 62

View Latest Price from (R)-MONOPHOS manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(R)-MONOPHOS pictures 2025-04-04 (R)-MONOPHOS
185449-80-3
1KG 98% 1ton Henan Aochuang Chemical Co.,Ltd.
(R)-MONOPHOS pictures 2019-08-06 (R)-MONOPHOS
185449-80-3
$1.00 1KG 98% 10KG Career Henan Chemical Co

(R)-MONOPHOS Spectrum

3,4-a']dinaphthalen-4-yl)dimethylamine,min.97%(S)-MONOPHOS (S)-(+)-[4-N,N-DIMETHYLAMINO]DINAPHTHO[2,1-D:1'',2''-F][1,3,2]DIOXAPHOSPHEPIN (S)-MONOPHOS (S)-(+)-(3,5-Dioxa-4-phospha-cyclohepta[2,1-a:3,4-a']dinaphthalen-4-yl)dimethylamine, min. 97% (S)-MONOPHOS (S)-(+)-[4-N,N-Dimethylamino]dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin (S)-(+)-[4-N,N-DIMETHYLAMINO]DINAPHTHO[2,1-D:1',2'-F][1,3,2]DIOXAPHOSPHEPINE (S)-(+)-(3,5-DIOXA-4-PHOSPHA-CYCLOHEPTA[2,1-A:3,4-A']DI-NAPHTHALEN-4-YL)DIMETHYLAMINE (R)-MONOPHOS (R)-(-)-[4-N,N-DIMETHYLAMINO]DINAPHTHO[2,1-D:1',2'-F][1,3,2]DIOXAPHOSPHEPINE (R)-(-)-(3,5-DIOXA-4-PHOSPHA-CYCLOHEPTA[2,1-A:3,4-A']DI-NAPHTHALEN-4-YL)DIMETHYLAMINE Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-aMine,N,N-diMet 97% (S)-MONOPHOS (11bS)-N,N-Dimethyl-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine 3,4- a']dinaphthalen-4-yl)dimethylamine 97% (11bS)-N,N-Dimethyl-dinaphtho[2,1-d:1',2'-f][1,3,2] dioxaphosphepin-4-amine,99%e.e. ]dinaphthalen-4-yl)dimethylamine (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4-a]dinaphthalen-4-yl)dimethylamine,\nS-MonoPhos 3,4-a']dinaphthalen-4-yl)dimethylamine, S-MonoPhos (R)-(?)-(3,5-Dioxa-4-phosphacycL en-4-yL ohepta[2,1-a:3,4-a′]dinaphthaL Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine, N,N-dimethyl-, (11bS)- (S)-(+)-[4-N,N-Dimethylamino]Dinaphtho[2,1-D:1',2'-F][1,3,2]... (S)-N,N-Dimethyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a,3,4- a′]dinaphthalen-4-yl)dimethylamine (S)-MONOPHOS MonoPhos 185449-80-3 C22H18NO2P Asymmetric Synthesis Chiral Catalysts, Ligands, and Reagents Privileged Ligands DSM MonoPhos Phosphoramidites Chiral Phosphine CPN