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299359

Sigma-Aldrich

Urea-13C

research grade, 99 atom % 13C

Synonym(s):

13C Labeled urea, Carbamide-13C, Carbonyldiamide-13C

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About This Item

Linear Formula:
H2N13CONH2
CAS Number:
58069-82-2
Molecular Weight:
61.05
MDL number:
MFCD00064398
UNSPSC Code:
41116107
PubChem Substance ID:
24858037
NACRES:
NA.12

grade

research grade

Quality Level

200

isotopic purity

99 atom % 13C

Assay

99% (CP)

mp

132-135 °C (lit.)

mass shift

M+1

SMILES string

N[13C](N)=O

InChI

1S/CH4N2O/c2-1(3)4/h(H4,2,3,4)/i1+1

InChI key

XSQUKJJJFZCRTK-OUBTZVSYSA-N

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Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

299359-50G:
299359-VAR:
299359-BULK:
299359-5G:
299359-1G:
299359-250MG:

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Certificates of Analysis (COA)

Lot/Batch Number
MBBC5255
MBBC3271
MBBB7205V
MBBB7203V
MBBB6515V

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E Lotterer et al.
Zeitschrift fur Gastroenterologie, 29(11), 590-594 (1991-11-01)
A 13C-urea breath test for detection of Helicobacter pylori infection was validated in 306 patients. Breath samples (four, two or one) were taken at various time points within 30 minutes after a motility inhibiting liquid test meal with citric acid

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