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(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE

(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE structure

CAS No:
74839-84-2
Formula:
C28H28P2
Chemical Name:
(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE
Synonyms:
((2R,3R)-butane-2,3-diyl)bis(diphenylphosphane);(R,R)-CHIRAPHOS;(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(+)-2,3-BIS(DIPHENYL PHOSPHINO)BUTANE;(2R,3R)-(+)-Bis(diphenylphosphino)butane, (R,R)-CHIRAPHOS;(R,R)-Chiraphos,97%;(2R,3R)-(+)-Bis(diphenylphosphino)butane, 98% (R,R)-CHIRAPHOS;(2R,3R)-(+)-2,3-Bis(diphenylphosphino)butane (R,R)-CHIRAPHOS
Categories:
Organic Chemistry > Phosphines

Description

white crystalline powder

It recrystallises from absolute EtOH (~6g in 60mL) as colourless plates [Fryzuk & Bosnich J Am Chem Soc 99 6262 1977, Fryzuk & Bosnich J Am Chem Soc 101 3043 1979].

(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE Basic Attributes

Molecular Weight：

426.47

Exact Mass：

426.16700

UNII：

1T086B9Q1J

TSCA：

Color/Form：

white

HScode：

29310099

Characteristics

PSA：

XLogP3：

6.02920

Melting Point：

104-109 °C

Boiling Point：

529.2±33.0 °C(Predicted)

Flash Point：

291.2ºC

Critical Temperature & Pressure：

under inert gas (nitrogen or Argon) at 2-8°C

Safety Information

wgk germany：

hazard class code：

safety instructions：

36/37/39-26-37/39

Marks：

Precautionary statement(s)：

P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501

Hazard Statements：

36/37/38

GHS Classification：

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 44 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE Use and Manufacturing

(2R,3R)-Bis(diphenylphosphino)butane is a reagent used in the synthesis of endothelin A receptor antagonists. Also used in the synthesis of (R)-Tolterodine and (S)-Tolterodine.

Computed Properties

Molecular Weight:426.5
XLogP3:6.7
Rotatable Bond Count:7
Exact Mass:426.16662489
Monoisotopic Mass:426.16662489
Heavy Atom Count:30
Complexity:387
Defined Atom Stereocenter Count:2
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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high quality (2R,3R)-(+)-2,3-Bis(diphenylphosphino)butane, (R,R)-CHIRAPHOS 99% transparent liquid KANBEI

CAS No.: 74839-84-2

Grade: Industrial Grade

Content: 99%

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Guide of (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
Latest News
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(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE

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