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Merck
CN

02727

Citric acid

pharmaceutical secondary standard; traceable to USP and PhEur

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About This Item

Linear Formula:
HOC(COOH)(CH2COOH)2
CAS Number:
77-92-9
Molecular Weight:
192.12
EC Number:
201-069-1
UNSPSC Code:
41116000
eCl@ss:
39021801
Beilstein/REAXYS Number:
782061
MDL number:
MFCD00011669

Key Documents

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agency

traceable to Ph. Eur. A1202000, traceable to USP 1134368

expl. lim.

8 %, 65 °F

pKa 

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

mp

153-159 °C (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care

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

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pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319,H335

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Yasuo Kohjimoto et al.
American journal of kidney diseases : the official journal of the National Kidney Foundation, 61(6), 923-929 (2013-02-26)
Although metabolic syndrome and its individual components have been associated with kidney stone disease, whether the clustering of metabolic syndrome traits increases the severity of kidney stone disease has not been examined in a large-scale study. Cross-sectional analysis. Data were
Maria José Garcia-Fernandez et al.
Biofouling, 29(3), 261-271 (2013-02-27)
Prevention and management of wound infections receive a lot of attention, since the presence of micro-organisms interferes with the wound-healing process. The aim of this work was to use cyclodextrins (CDs) to endow hydrogels and gauzes with the ability to
Toru Sugihara et al.
BJU international, 112(2), E76-E81 (2013-06-26)
WHAT'S KNOWN ON THE SUBJECT? AND WHAT DOES THE STUDY ADD?: Recently, the ineffectiveness of bowel mechanical preparation prior to colorectal surgery was focused on. Although its effectiveness was widely accepted in laparoscopic prostatectomy, the data were limited. This retrospective
Philippe Icard et al.
Bulletin du cancer, 100(5), 427-433 (2013-04-26)
Cancer cells activate glycolysis, glutaminolysis and β-oxidation to promote their biosynthesis. The low activity of pyruvate kinase, reexpressed in its embryonic isoform PKM2, generates a bottleneck at the end of glycolysis, which reorients glucose catabolism towards formation of molecules implied
Recurrent thrombosis despite a therapeutic international normalised ratio.
Amy Carroll et al.
Clinical medicine (London, England), 13(2), 211-212 (2013-05-18)
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Global Trade Item Number

SKUGTIN
M47604-25G04061831827200

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