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ChemicalBook >> CAS DataBase List >> (-)-DIOP

(-)-DIOP

$8 - $3394
Product name: (-)-DIOP
CAS: 32305-98-9
MF: C31H32O2P2
MW: 498.54
EINECS:250-984-2
MDL Number:MFCD00014107
Synonyms:(2r,3r)-(-)-1,4-Bis(Diphenyl;(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane, 98% 1GR;(4R,5R)-(-)-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane (-)-DIOP (2R,3R)-(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane;)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(dipheny;(4R,5R)-(-)-2,2-Dimethyl-4,5-bis((diphenylphosphino)methyl)-1,3-dioxolane;(4R,5R)-(-)-4,5-Bis(diphenylphosphinoMethyl)-2,2-diMethyl-1,3-dioxolane,(R,R)-DIOP.;(4R,5R)-(-)-4,5-BIS(DIPHENYLPHOSPHINOMET;(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)

Price45 Properties Safety Information Description

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aablocks
AHH
AK Scientific
Alichem
Ambeed
Apolloscientific
Arctom
Chemenu
ChemScene
ChemSupplyAustralia
Crysdot
Sigma-Aldrich
Strem Chemicals
TCI Chemical
Thermo Scientific Chemicals
TRC

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10mg
100mg
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Manufactureraablocks
Product numberAA003B8S
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
Packaging100mg
Price$8
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA003B8S
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
Packaging250mg
Price$10
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA003B8S
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
Packaging1g
Price$23
Updated2026-05-28
Buy

ManufacturerAHH
Product numberMT-16138
Product description(-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97%
Packaging5g
Price$450
Updated2026-05-25
Buy

ManufacturerAHH
Product numberMT-16138
Product description(-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97%
Packaging5g
Price$450
Updated2026-05-26
Buy

ManufacturerAK Scientific
Product number7379AJ
Product description(-)-Diop
Packaging1g
Price$228
Updated2021-12-16
Buy

ManufacturerAlichem
Product number32305989
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)
Packaging1g
Price$236.38
Updated2021-12-16
Buy

ManufacturerAlichem
Product number32305989
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)
Packaging5g
Price$729.24
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA314065
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
Packaging5g
Price$298
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA314065
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
Packaging1g
Price$78
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA314065
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
Packaging250mg
Price$28
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA314065
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
Packaging100mg
Price$18
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA314065
Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
Packaging25g
Price$1180
Updated2021-12-16
Buy

ManufacturerApolloscientific
Product numberOR52573
Product description(-)-DIOP 98%,98%ee
Packaging1g
Price$37
Updated2026-06-04
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ManufacturerApolloscientific
Product numberOR52573
Product description(-)-DIOP 98%,98%ee
Packaging100mg
Price$21
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberOR52573
Product description(-)-DIOP 98%,98%ee
Packaging100g
Price$3394
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA003B8S	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%	100mg	$8	2026-05-28	Buy
aablocks	AA003B8S	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%	250mg	$10	2026-05-28	Buy
aablocks	AA003B8S	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%	1g	$23	2026-05-28	Buy
AHH	MT-16138	(-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97%	5g	$450	2026-05-25	Buy
AHH	MT-16138	(-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97%	5g	$450	2026-05-26	Buy
AK Scientific	7379AJ	(-)-Diop	1g	$228	2021-12-16	Buy
Alichem	32305989	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)	1g	$236.38	2021-12-16	Buy
Alichem	32305989	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)	5g	$729.24	2021-12-16	Buy
Ambeed	A314065	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee	5g	$298	2021-12-16	Buy
Ambeed	A314065	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee	1g	$78	2021-12-16	Buy
Ambeed	A314065	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee	250mg	$28	2021-12-16	Buy
Ambeed	A314065	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee	100mg	$18	2021-12-16	Buy
Ambeed	A314065	(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee	25g	$1180	2021-12-16	Buy
Apolloscientific	OR52573	(-)-DIOP 98%,98%ee	1g	$37	2026-06-04	Buy
Apolloscientific	OR52573	(-)-DIOP 98%,98%ee	100mg	$21	2026-06-04	Buy
Apolloscientific	OR52573	(-)-DIOP 98%,98%ee	100g	$3394	2026-06-04	Buy

Next Last

Properties

Melting point :88-90 °C(lit.)
alpha :-26° (c 2.0, CHCl3)
Boiling point :590.3±25.0 °C(Predicted)
storage temp. :2-8°C
form :Powder
color :white
optical activity :[α]19/D 26°, c = 2.3 in chloroform
Sensitive :Air Sensitive
BRN :1441045
InChIKey :VCHDBLPQYJAQSQ-KYJUHHDHSA-N
SMILES :CC1(C)O[C@@H](CP(c2ccccc2)c3ccccc3)[C@H](CP(c4ccccc4)c5ccccc5)O1

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	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

For the in situ preparation of chiral hydrogenation catalysts.

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Suppliers and manufacturers

Hebei Chuanghai Biotechnology Co., Ltd

(-)-DIOP CAS:32305-98-9

career henan chemical co

$1.00
(-)-DIOP CAS:32305-98-9

Shanghai Daken Advanced Materials Co.,Ltd

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(-)-DIOP

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