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(+)-DIOP

(+)-DIOP
(+)-DIOP structure
CAS No.
37002-48-5
Chemical Name:
(+)-DIOP
Synonyms
(+)-DIOP;(S)-DIOP;(S,S)-DIOP;4,5-bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxalan;(+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosp;(+)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane;(S,S)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane;(+)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(4α,5β)-2,2-Dimethyl-4,5-bis(diphenylphosphinomethyl)-1,3-dioxolane;(4S,5S)-2,2-Dimethyl-4,5-bis(diphenylphosphinomethyl)-1,3-dioxolane
CBNumber:
CB1393749
Molecular Formula:
C31H32O2P2
Formula Weight:
498.53
MOL File:
37002-48-5.mol

(+)-DIOP Properties

Melting point:
86-88 °C(lit.)
alpha 
+26° (c 2.0, CHCl3)
storage temp. 
0-6°C
form 
Powder
color 
White
Water Solubility 
Sparingly soluble in water at 25°C 2.1E-5 g/L.
Sensitive 
Air Sensitive
BRN 
1630280
InChIKey
VCHDBLPQYJAQSQ-LOYHVIPDSA-N
CAS DataBase Reference
37002-48-5
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26
WGK Germany  3
10-23
HS Code  29319090
Symbol(GHS):
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.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

(+)-DIOP price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.24429 (4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2- dimethyl-1,3-dioxolane for synthesis. CAS 37002-48-5, molar mass 498.54 g/mol., for synthesis 37002-48-5 8244290500 $134 2018-11-23 Buy
TCI Chemical B1112 (2S,3S)-(+)-1,4-Bis(diphenylphosphino)-2,3-O-isopropylidene-2,3-butanediol >95.0%(GC)(T) 37002-48-5 1g $122 2018-11-22 Buy
Alfa Aesar B21013 (+)-DIOP, 98% 37002-48-5 0.25g $45.8 2018-11-13 Buy
Alfa Aesar B21013 (+)-DIOP, 98% 37002-48-5 1g $105 2018-11-13 Buy
Strem Chemicals 15-2960 (4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane, 99.5% (S,S)-DIOP 37002-48-5 1g $106 2018-11-13 Buy

(+)-DIOP Chemical Properties,Uses,Production

Chemical Properties

white powder

Purification Methods

It has been recrystallised from *C6H6/pet ether. After 2 recrystallisations from EtOH, it was pure by TLC on silica gel using Me2CO/hexane as solvent. [Kagan & Dang J Am Chem Soc 94 6429 1972.] Lanthanide shift reagents See in “Aliphatic Compounds”, Chapter 4, europium (III) acetate above and Eu(tmc)3 and Eu(tfc)3 below.

(+)-DIOP Preparation Products And Raw materials

Raw materials

Preparation Products


(+)-DIOP Suppliers

Global( 70)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
LaaJoo 021-60702684
021-60702684 zhu.yijing@sinocompound.com China 2728 58
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) sh@meryer.com China 40277 62
Alfa Aesar 400-610-6006; 021-67582000
021-67582001/03/05 saleschina@alfa-asia.com China 30168 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 / 800-988-0390
021-67121385 Sales-CN@TCIchemicals.com China 24560 81
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 info@energy-chemical.com China 44046 61
Adamas Reagent, Ltd. 400-600-9262
bxy@titansci.com China 13922 59
Shanghai Longsheng chemical Co.,Ltd. 021-58099637,58099652,58099650,58099609 To 8009,8068; 13585536065,QQ:975986869
0086-21-33191781 sales@shlschem.com; bin.wu@shlschem.com;xianjun.hong@shlschem.com China 9824 59
Daicel Chiral Technologies (China)CO.,LTD +86-21-5046-0086*9
+86-21-5046-2321 wang_li@dctc.daicel.com China 2522 65
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 QQ:452520369
+86 (573) 82222643 sales@maya-r.com China 11744 57

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