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MilliporeSigma

C0759

Acide citrique

99%, crystals

Synonyme(s) :

2-Hydroxy-1,2,3-propanetricarboxylic acid, 2-Hydroxypropan-1,2,3-tricarboxylic acid

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A propos de cet article

Formule linéaire :
HOC(COOH)(CH2COOH)2
Numéro CAS:
Poids moléculaire :
192.12
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
39021801
UNSPSC Code:
12352100
EC Number:
201-069-1
MDL number:
Beilstein/REAXYS Number:
782061
Assay:
99%
Concentration:
≤100%
Form:
crystals
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Nom du produit

Acide citrique, 99%

vapor pressure

≤ 0.1 hPa ( at 25 °C)

Quality Level

assay

99%

form

crystals

expl. lim.

8 %, 65 °F

concentration

≤100%

pH

ca.1,7-at 100 g/l-at 20 °C

pKa (25 °C)

(1) 3.13, (2) 4.76, (3) 6.40

pKa 

(1) 3.13, (2) 4.76, (3) 6.4

bp

200 °C/at 1.013 hPa (decomposition)

mp

153-159 °C (lit.)

solubility

water: soluble 383 g/L at 25 °C

density

1,67 g/cm3 at at 20 °C

functional group

carboxylic acid, hydroxyl

SMILES string

OC(=O)CC(O)(CC(O)=O)C(O)=O

InChI

1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)

InChI key

KRKNYBCHXYNGOX-UHFFFAOYSA-N

General description

Citric acid is a natural component widely usedin many industrial applications such as chelation, buffering, pH adjustment,and derivatization. It can also be used as a reagent in condensation, acidcatalysis, cycloaddition, deprotection, and decarboxylation reactions.

Application

Citric acid can be used as a reactant to synthesize:
  • Trialkyl citrates via sulfuric acid-catalyzed esterification with aliphatic alcohols C2-C5.
  • Biodegradable thermoset polymer via catalyst-free polycondensation reaction.
It can also be used as a catalyst to synthesize amido alkyl naphthols by reacting 2-naphthols, aldehydes, and amides/ureas.


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pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Classe de stockage

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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Articles

Citrate is one of many cell culture components that affects the performance of serum-free, protein-free and animal protein-free cell culture systems used for biomanufacturing heterologous proteins such as monoclonal antibodies.


Antigen-retrieval procedure for bromodeoxyuridine immunolabeling with concurrent labeling of nuclear DNA and antigens damaged by HCl pretreatment.
Xiaobing Tang et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 27(22), 5837-5844 (2007-06-01)
Assay of Ornithine Decarboxylase and Spermidine/Spermine N1-acetyltransferase Activities.
Hyvonen MT, et al.
Bio-protocol, 4(22) (2014)
Trisha Pasricha et al.
Endoscopy, 46(7), 614-618 (2014-05-23)
Capsule endoscopy is an attractive alternative to colorectal cancer screening by conventional colonoscopy, but is currently limited by compromised mucosal visibility because of the lack of safe, controlled colonic insufflation. We have therefore developed a novel system of untethered, wireless-controlled



Numéro d'article de commerce international

RéférenceGTIN
C0759-1KG04061833452004
C0759-5KG04061835321032
C0759-100G04061833451960
C0759-500G04061833452035