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Specifications of Flavouring Agents listed as "Tentative" at the 53rd meeting of JECFA

No

JECFA Name

Information Required

456

1,4-Dithiane

MP

457

(1-Buten-1-yl) methyl sulfide

ID

458

Allyl sulfide

A

461

3-(Methylthio)propanol

ID

462

4-(Methylthio)butanol

SG

464

2-Methyl-4-propyl-1,3-oxathiane

ID

465

2-Methylthioacetaldehyde

SG

466

3-(Methylthio)propionaldehyde

ID

467

3-(Methylthio)butanal

ID

468

4-(Methylthio)butanal

BP, RI, SG

470

2-(Methylthio)methyl-2-butenal

SG

471

2,8-Dithianon-4-ene-4-carboxaldehyde

ID, BP

473

Methylthiomethyl butyrate

ID, BP

475

Ethyl 2-(methylthio)acetate

RI

478

3-(Methylthio)propyl acetate

ID

479

Methylthiomethyl hexanoate

ID, BP, RI

480

Ethyl 3-(methylthio)butyrate

ID, BP, RI

481

3-(Methylthio)hexyl acetate

ID

482

S-Methyl thioacetate

BP, RI

484

Methyl thiobutyrate

ID

486

S-Methyl 2-methylbutanethioate

ID, RI, SG

487

S-Methyl 3-methylbutanethioate

RI

488

S-Methyl 4-methylpentanethioate

BP, RI

489

S-Methyl hexanethioate

ID, BP, RI

490

Allyl thiopropionate

ID, BP, RI, SG

495

1-Methylthio-2-propanone

ID, BP, SG

497

4-(Methylthio)-2-butanone

ID

498

4,5-Dihydro-3(2H)-thiophenone

ID

499

2-Methyltetrahydrothiophen-3-one

ID

500

4-(Methylthio)-4-methyl-2-pentanone

ID

502

Di(butan-3-one-1-yl) sulfide

ID, RI, SG

503

o-(Methylthio)phenol

ID, RI

504

S-Methyl benzothioate

ID, BP, RI

507

Methylsulfinylmethane

RI

508

Methyl mercaptan

A

509

Propanethiol

ID, A

510

2-Propanethiol

RI

512

2-Methyl-1-propanethiol

RI

513

3-Methylbutanethiol

RI

514

2-Pentanethiol

ID

516

Cyclopentanethiol

ID

518

1-Hexanethiol

RI

519

2-Ethylhexanethiol

BP, RI

520

2, 3, and 10-Mercaptopinane

ID

521

Allyl mercaptan

ID

523

1-p-Menthene-8-thiol

ID

524

Thiogeraniol

SG

528

o-Toluenethiol

ID

529

2-Ethyl(thiophenol)

ID, RI

531

2-Naphthalenethiol

ID, RI

533

bis(Methylthio)methane

RI

536

1,2-Propanedithiol

SG

543

Trithioacetone

SG

544

3-Mercapto-3-methyl-1-butanol

A

546

2-Mercapto-3-butanol

RI, SG

548

4-Methoxy-2-methyl-2-butanethiol

RI, SG

552

Ethyl 2-mercaptopropionate

BP, RI, SG

556

3-Mercaptohexyl hexanoate

A

557

1-Mercapto-2-propanone

A, BP

558

3-Mercapto-2-butanone

ID

559

2-Keto-4-butanethiol

ID, RI, SG

560

3-Mercapto-2-pentanone

ID

561

p-Mentha-8-thiol-3-one

ID

562

2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane

ID

565

Methyl propyl disulfide

ID

568

Allyl methyl disulfide

ID, SG

569

Methyl 1-propenyl disulfide

ID, A, SG

570

Propenyl propyl disulfide

ID, SG

571

Methyl 3-methyl-1-butenyl disulfide

ID, BP

572

Allyl disulfide

ID

573

3,5-Dimethyl-1,2,4-trithiolane

ID, SG

574

3-Methyl-1,2,4-trithiane

BP

575

Dicyclohexyl disulfide

A, BP, SG

579

Benzyl disulfide

A

580

2-Methyl-2-(methyldithio)propanal

ID

581

Ethyl 2-(methyldithio)propionate

ID

582

Dimethyl trisulfide

ID

583

Methyl ethyl trisulfide

ID, BP, SG

584

Methyl propyl trisulfide

ID

585

Dipropyl trisulfide

ID

586

Allyl methyl trisulfide

ID, A, SG

587

Diallyl trisulfide

ID

588

Diallyl polysulfide

A

589

2-Oxobutyric acid

ID, A

590

Methyl 2-hydroxy-4-methylpentanoate

SG

591

Methyl 2-oxo-3-methylpentanoate

BP, SG

592

Citronelloxyacetaldehyde

ID

594

Ethyl 3-Hydroxybutyrate

ID

596

Butyl acetoacetate

ID, A

597

Isobutyl acetoacetate

ID, A

598

Isoamyl acetoacetate

ID, A, RI

599

Geranyl acetoacetate

ID

600

Methyl 3-hydroxyhexanoate

BP

603

Ethyl 2,4-dioxohexanoate

ID, RI, SG

604

3-(Hydroxymethyl)-2-heptanone

ID, A, RI, SG

605

1,3-Nonanediol acetate (mixed esters)

ID, BP

609

1,4-Nonanediol diacetate

ID, A, BP, RI

610

Hydroxycitronellol

ID, A

613

Hydroxycitronellal diethyl acetal

ID

615

Butyl ethyl malonate

ID, A, SG

618

Fumaric acid

ID

619

(-)-Malic acid

ID, MP

620

Diethyl malate

ID

627

Aconitic acid

ID

628

Ethyl aconitate (mixed esters)

ID, A

629

Triethyl citrate

BP

630

Tributyl acetylcitrate

RI

631.1

3-Methyl-2-oxobutanoic acid, sodium salt

ID, A

632.1

3-Methyl-2-oxopentanoic acid, sodium salt

ID, A

633.1

4-Methyl-2-oxopentanoic acid, sodium salt

ID, A

A=Assay (min%); BP=Boiling point; ID=Identification test; MP=Melting point; RI=Refractive index; SG=Specific gravity

 

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