Home Categories Organic Chemistry (2R,3R)-(+)-Bis(diphenylphosphino)butane
A1437550

(2R,3R)-(+)-Bis(diphenylphosphino)butane , ≥97%,≥99%ee , 74839-84-2

Synonym(s):
(R,R)-Chiraphos

CAS NO.:74839-84-2

Empirical Formula: C28H28P2

Molecular Weight: 426.48

MDL number: MFCD00075403

Pack Size Price Stock Quantity
250mg RMB102.40 In Stock
1g RMB317.60 In Stock
5g RMB1263.20 In Stock
25g RMB5479.20 In Stock
100g RMB15199.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 104-109 °C
Boiling point: 529.2±33.0 °C(Predicted)
storage temp.  under inert gas (nitrogen or Argon) at 2-8°C
form  solid
color  white
Sensitive  Air Sensitive
CAS DataBase Reference 74839-84-2

Description and Uses

(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.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  36/37/39-26-37/39
WGK Germany  3
TSCA  No
HS Code  29310099

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