32974-92-8 Usage
Identification
▼▲
CAS.No.:?
32974-92-8?
FL.No.:?
14.049
FEMA.No.:?
3250
NAS.No.:?
3250
CoE.No.:?
11293
EINECS.No.:?
251-316-2?
JECFA.No.:?
785
Description
2-Acetyl-3-ethylpyrazine has a nutty, popcorn, potato chip, meaty odor.
Usage
Reported uses (ppm): (FEMA, 1994)
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Food Category?
Usual?
Max.?
Baked goods?
1
2
Gelatins, puddings?
0.1
0.1
Gravies?
10
20
Meat products?
1
2
Milk products?
0.1
0.1
Snack foods?
0.14
0.25
Soft.candy?
1.5
5
Soups?
10
20
Natural occurrence
Reported found in pork liver and cocoa.
Chemical Properties
Different sources of media describe the Chemical Properties of 32974-92-8 differently. You can refer to the following data:
1. Yellow liquid
2. 2-Acetyl-3-ethylpyrazine has a nutty, popcorn, potato chip, meaty odor
Occurrence
Reported found in pork liver and cocoa
Preparation
From 2-ethyl-3-methylpyrazine by bromination, followed by oxidation to the ketone
Check Digit Verification of cas no
The CAS Registry Mumber 32974-92-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,9,7 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 32974-92:
(7*3)+(6*2)+(5*9)+(4*7)+(3*4)+(2*9)+(1*2)=138
138 % 10 = 8
So 32974-92-8 is a valid CAS Registry Number.
InChI:InChI=1/C8H10N2O/c1-3-7-8(6(2)11)10-5-4-9-7/h4-5H,3H2,1-2H3
