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D-Pantothenic acid hemicalcium salt

≥98.0%

Synonim(y):

(R)-(+)-N-(2,4-Dihydroxy-3,3-dimethyl-1-oxobutyl)-β-alanine hemicalcium salt, Calcium D-pantothenate, Vitamin B5

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Do Państwa/SKUDostępnośćCena netto
5 g
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165,00 zł
25 g
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218,00 zł
100 g
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685,00 zł
500 g
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2240,00 zł

Informacje o tej pozycji

Wzór liniowy:
HOCH2C(CH3)2CH(OH)CONHCH2CH2CO2 ·1/2Ca
Numer CAS:
Masa cząsteczkowa:
238.27
NACRES:
NA.79
PubChem Substance ID:
eCl@ss:
34058012
UNSPSC Code:
12352106
EC Number:
205-278-9
MDL number:
Beilstein/REAXYS Number:
3769272

165,00 zł


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biological source

synthetic

Quality Segment

assay

≥98.0%

form

powder or crystals

optical activity

[α]20/D +27±2°, c = 5% in H2O

impurities

≤0.002% heavy metals

loss

≤3% loss on drying

color

white

pH

6.8-7.2 (25 °C, 50 mg/mL in H2O)

solubility

H2O: 50 mg/mL at 25 °C, clear, almost colorless

SMILES string

CC(C)(CO)[C@@H](O)C(=O)NCCC(=O)O[Ca]OC(=O)CCNC(=O)[C@H](O)C(C)(C)CO

InChI

1S/2C9H17NO5.Ca/c2*1-9(2,5-11)7(14)8(15)10-4-3-6(12)13;/h2*7,11,14H,3-5H2,1-2H3,(H,10,15)(H,12,13);/q;;+2/p-2/t2*7-;/m00./s1

InChI key

FAPWYRCQGJNNSJ-UBKPKTQASA-L

General description

Due to the unstable, hygroscopic nature of the free acid, the calcium salt is employed.
D-Pantothenic acid hemicalcium salt, also referred as calcium D-pantothenate, is a water soluble B complex vitamin. It is present in a variety of foods.

Application

Precursor in the biosynthesis of coenzyme A.
D-Pantothenic acid hemicalcium salt has been used as a supplement in complete media to culture Aspergillus-nidulans.

Biochem/physiol Actions

D-Panthenol is the alcohol analog and biological precursor of D-pantothenic acid. These analogs are precursors in the biosynthesis of the phosphopantetheine moiety of coenzyme A. D-Panthenol and D-Pantothenic acid are used in a variety of skin protection products. D-pantothenic acid may have a role in controlling keratinocyte proliferation and differentiation. D-Panthenol may be used for studies of skin protection emulsions from UV irradiation and as a humectant. D-pantothenic acid is crucial for normal epithelial function.[1] It facilitates wound healing process.
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Ta pozycja
C0400000C8731Y0002101
biological source

synthetic

biological source

synthetic

biological source

synthetic (organic)

biological source

-

assay

≥98.0%

assay

-

assay

-

assay

-

form

powder or crystals

form

solid

form

crystalline, powder

form

-

solubility

H2O: 50 mg/mL at 25 °C, clear, almost colorless

solubility

-

solubility

-

solubility

-

color

white

color

-

color

white

color

-

Quality Level

200

Quality Level

-

Quality Level

200

Quality Level

-


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Klasa składowania

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Questions

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  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

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  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

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