305715

(−)-α-Pinene

99%, optical purity ee: 97% (GLC)

Manufacturer: Sigma Aldrich

CAS Number: 7785-26-4

Synonym(S): (-)-alpha-Pinene, (1S)-(−)-α-Pinene, (1S,5S)-2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene, (1S,5S)-2-Pinene

Select a Size

Pack Size SKU Availability Price
5 G 305715-5-G In Stock ₹ 2,332.43
25 G 305715-25-G In Stock ₹ 11,117.55

305715 - 5 G

₹ 2,332.43

In Stock

Quantity

1

Base Price: ₹ 2,332.43

GST (18%): ₹ 419.837

Total Price: ₹ 2,752.267

vapor density

4.7 (vs air)

Quality Level

100

vapor pressure

~3 mmHg ( 20 °C)

Assay

99%

form

liquid

optical activity

[α]20/D −50.7°, neat

optical purity

ee: 97% (GLC)

autoignition temp.

491 °F

refractive index

n20/D 1.465 (lit.)

bp

155-156 °C (lit.)

Other Options

Image Product Name Manufacturer Price Range
80599
(−)-α-Pinene
Supelco ₹ 5,928.68 - ₹ 22,882.43
W290203
(−)-α-Pinene
Sigma Aldrich ₹ 4,890.90 - ₹ 53,820.45
274399
(−)-α-Pinene
Sigma Aldrich ₹ 5,712.90 - ₹ 9,226.95
8.18405
(1S)-(-)-α-Pinene
Sigma Aldrich ₹ 2,305.10 - ₹ 4,950.00
P45702
(−)-α-Pinene
Sigma Aldrich ₹ 2,712.60 - ₹ 7,839.83
AC52320
7785-26-4 | Bicyclo[3.1.1]hept-2-ene,2,6,6-trimethyl-, (1S,5S)-
A2B Chem ₹ 8,470.44 - ₹ 10,010.52

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Description

  • Application: (−)-α-Pinene can be used as a precursor for the preparation of: Dichloro[(1R,2S,3R,5R)-2,6,6-trimethylbicyclo[3.1.1]hept-3-yl]borane by the in situ reduction and hydroboration reaction.[1] α-Pinene oxide by epoxidation using polymer supported by a molybdenum carbonyl catalyst.[2] Diisopinocampheylborane (Ipc2BH), which is used for the asymmetric hydroboration prochiral alkenes.[3]

SAFETY INFORMATION

Pictograms

GHS02,GHS08,GHS07,GHS09

Signal Word

Danger

Hazard Statements

H226,H302,H304,H315,H410

Precautionary Statements

P210 - P233 - P273 - P301 + P310 - P303 + P361 + P353 - P331

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 3 - Skin Irrit. 2

WGK

WGK 3

Flash Point(F)

88.3 °F

Flash Point(C)

31.3 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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