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PHR1555

Hexane

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym(s):

Hexane, n-Hexane

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Pack SizeSKUAvailabilityPrice
3 x 1.2 mL

Available to ship onApril 07, 2026fromMILWAUKEE

$124.00

About This Item

Linear Formula:
CH3(CH2)4CH3
CAS Number:
Molecular Weight:
86.18
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
203-777-6
Beilstein/REAXYS Number:
1730733
MDL number:

$124.00


Available to ship onApril 07, 2026Details


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Quality Level

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to USP 1601601

vapor density

~3 (vs air)

vapor pressure

256 mmHg ( 37.7 °C), 5.2 psi ( 37.7 °C), ~132 mmHg ( 20 °C)

CofA

current certificate can be downloaded

autoignition temp.

453 °F

expl. lim.

7.7 %

packaging

ampule of 3x1.2 mL

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.375 (lit.)

bp

69 °C (lit.)

mp

−95 °C (lit.)

density

0.659 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-30°C

SMILES string

CCCCCC

InChI

1S/C6H14/c1-3-5-6-4-2/h3-6H2,1-2H3

InChI key

VLKZOEOYAKHREP-UHFFFAOYSA-N

General description

Hexane is a non-polar organic solvent and a straight-chain alkane with six carbon atoms. It belongs to the Class 2 category of organic solvents, as per United States Pharmacopoeia. It has limited application in the synthesis of pharmaceuticals, due to its moderate toxicity.
Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

Application

Hexane may be used as a pharmaceutical reference standard for the determination of the analyte in bulk drug and pharmaceutical formulations by gas chromatography.
These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Analysis Note

These secondary standards offer multi-traceability to the USP and EP primary standards, where they are available.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
To see an example of a Certificate of Analysis for this material enter LRAB5023 in the slot below. This is an example certificate only and may not be the lot that you receive.

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RTC00008465055232293
technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

-

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

GC/MS: suitable

application(s)

pharmaceutical (small molecule)

application(s)

pharmaceutical small molecule

application(s)

food and beverages

application(s)

-

format

neat

format

-

format

-

format

-

Quality Level

300

Quality Level

300

Quality Level

100

Quality Level

200

grade

certified reference material, pharmaceutical secondary standard

grade

certified reference material, pharmaceutical secondary standard

grade

HPLC Plus

grade

ACS reagent, puriss. p.a.

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

-

storage temp.

-


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signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 1 Inhalation - STOT SE 3

target_organs

Central nervous system, Nervous system

Storage Class

3 - Flammable liquids

flash_point_f

-7.6 °F - closed cup

flash_point_c

-22 °C - closed cup



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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?467? Residual Solvents
USP43/NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia/National Formulary, 45(3)(9), 6712-6712 (2019)
Green process chemistry in the pharmaceutical industry
Cue BW and Zhang J
Green Chemistry Letters and Reviews, 2(4), 193-211 (2009)
What is a green solvent? A comprehensive framework for the environmental assessment of solvents
Capello C, et al.
Green Chemistry, 9(9), 927-934 (2007)



Global Trade Item Number

SKUGTIN
PHR1555-3X1.2ML04061834421061

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

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